Changeset 11190

Timestamp:

10/12/2016 11:09:46 PM (8 years ago)

Author:

r-a-y

Message:

Core: Update moment.js to v2.15.1.

We're also moving the file to the /vendor/moment-js/ directory, which
will be used to house all of the locale files for moment.js in a
subsequent commit.

See #7275.

Location:

trunk/src/bp-core

Files:

• bp-core-cssjs.php (modified) (1 diff)
• js/vendor/moment-js (added)
• js/vendor/moment-js/moment.js (moved) (moved from trunk/src/bp-core/js/vendor/moment.js) (45 diffs)

trunk/src/bp-core/bp-core-cssjs.php

@@ -49 +49 @@
 
         // Version 2.7.
-        'bp-moment'    => array( 'file' => "{$url}vendor/moment{$min}.js", 'dependencies' => array(), 'footer' => true ),
+        'bp-moment'    => array( 'file' => "{$url}vendor/moment-js/moment{$min}.js", 'dependencies' => array(), 'footer' => true ),
         'bp-livestamp' => array( 'file' => "{$url}vendor/livestamp{$min}.js", 'dependencies' => array( 'jquery', 'bp-moment' ), 'footer' => true ),
     ) );

trunk/src/bp-core/js/vendor/moment-js/moment.js

@@ -1 +1 @@
 //! moment.js
-//! version : 2.13.0
+//! version : 2.15.1
 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors
 //! license : MIT
@@ -25 +25 @@
     function isArray(input) {
         return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';
+    }
+
+    function isObject(input) {
+        // IE8 will treat undefined and null as object if it wasn't for
+        // input != null
+        return input != null && Object.prototype.toString.call(input) === '[object Object]';
+    }
+
+    function isObjectEmpty(obj) {
+        var k;
+        for (k in obj) {
+            // even if its not own property I'd still call it non-empty
+            return false;
+        }
+        return true;
     }
 
@@ -114 +129 @@
                 return i != null;
             });
-            m._isValid = !isNaN(m._d.getTime()) &&
+            var isNowValid = !isNaN(m._d.getTime()) &&
                 flags.overflow < 0 &&
                 !flags.empty &&
@@ -125 +140 @@
 
             if (m._strict) {
-                m._isValid = m._isValid &&
+                isNowValid = isNowValid &&
                     flags.charsLeftOver === 0 &&
                     flags.unusedTokens.length === 0 &&
                     flags.bigHour === undefined;
+            }
+
+            if (Object.isFrozen == null || !Object.isFrozen(m)) {
+                m._isValid = isNowValid;
+            }
+            else {
+                return isNowValid;
             }
         }
@@ -222 +244 @@
     function absFloor (number) {
         if (number < 0) {
-            return Math.ceil(number);
+            // -0 -> 0
+            return Math.ceil(number) || 0;
         } else {
             return Math.floor(number);
@@ -269 +292 @@
             }
             if (firstTime) {
-                warn(msg + '\nArguments: ' + Array.prototype.slice.call(arguments).join(', ') + '\n' + (new Error()).stack);
+                var args = [];
+                var arg;
+                for (var i = 0; i < arguments.length; i++) {
+                    arg = '';
+                    if (typeof arguments[i] === 'object') {
+                        arg += '\n[' + i + '] ';
+                        for (var key in arguments[0]) {
+                            arg += key + ': ' + arguments[0][key] + ', ';
+                        }
+                        arg = arg.slice(0, -2); // Remove trailing comma and space
+                    } else {
+                        arg = arguments[i];
+                    }
+                    args.push(arg);
+                }
+                warn(msg + '\nArguments: ' + Array.prototype.slice.call(args).join('') + '\n' + (new Error()).stack);
                 firstTime = false;
             }
@@ -293 +331 @@
     function isFunction(input) {
         return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';
-    }
-
-    function isObject(input) {
-        return Object.prototype.toString.call(input) === '[object Object]';
     }
 
@@ -330 +364 @@
             }
         }
+        for (prop in parentConfig) {
+            if (hasOwnProp(parentConfig, prop) &&
+                    !hasOwnProp(childConfig, prop) &&
+                    isObject(parentConfig[prop])) {
+                // make sure changes to properties don't modify parent config
+                res[prop] = extend({}, res[prop]);
+            }
+        }
         return res;
     }
@@ -355 +397 @@
     }
 
-    // internal storage for locale config files
-    var locales = {};
-    var globalLocale;
-
-    function normalizeLocale(key) {
-        return key ? key.toLowerCase().replace('_', '-') : key;
-    }
-
-    // pick the locale from the array
-    // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
-    // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
-    function chooseLocale(names) {
-        var i = 0, j, next, locale, split;
-
-        while (i < names.length) {
-            split = normalizeLocale(names[i]).split('-');
-            j = split.length;
-            next = normalizeLocale(names[i + 1]);
-            next = next ? next.split('-') : null;
-            while (j > 0) {
-                locale = loadLocale(split.slice(0, j).join('-'));
-                if (locale) {
-                    return locale;
-                }
-                if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
-                    //the next array item is better than a shallower substring of this one
-                    break;
-                }
-                j--;
-            }
-            i++;
-        }
-        return null;
-    }
-
-    function loadLocale(name) {
-        var oldLocale = null;
-        // TODO: Find a better way to register and load all the locales in Node
-        if (!locales[name] && (typeof module !== 'undefined') &&
-                module && module.exports) {
-            try {
-                oldLocale = globalLocale._abbr;
-                require('./locale/' + name);
-                // because defineLocale currently also sets the global locale, we
-                // want to undo that for lazy loaded locales
-                locale_locales__getSetGlobalLocale(oldLocale);
-            } catch (e) { }
-        }
-        return locales[name];
-    }
-
-    // This function will load locale and then set the global locale.  If
-    // no arguments are passed in, it will simply return the current global
-    // locale key.
-    function locale_locales__getSetGlobalLocale (key, values) {
-        var data;
-        if (key) {
-            if (isUndefined(values)) {
-                data = locale_locales__getLocale(key);
-            }
-            else {
-                data = defineLocale(key, values);
-            }
-
-            if (data) {
-                // moment.duration._locale = moment._locale = data;
-                globalLocale = data;
-            }
-        }
-
-        return globalLocale._abbr;
-    }
-
-    function defineLocale (name, config) {
-        if (config !== null) {
-            config.abbr = name;
-            if (locales[name] != null) {
-                deprecateSimple('defineLocaleOverride',
-                        'use moment.updateLocale(localeName, config) to change ' +
-                        'an existing locale. moment.defineLocale(localeName, ' +
-                        'config) should only be used for creating a new locale');
-                config = mergeConfigs(locales[name]._config, config);
-            } else if (config.parentLocale != null) {
-                if (locales[config.parentLocale] != null) {
-                    config = mergeConfigs(locales[config.parentLocale]._config, config);
-                } else {
-                    // treat as if there is no base config
-                    deprecateSimple('parentLocaleUndefined',
-                            'specified parentLocale is not defined yet');
-                }
-            }
-            locales[name] = new Locale(config);
-
-            // backwards compat for now: also set the locale
-            locale_locales__getSetGlobalLocale(name);
-
-            return locales[name];
-        } else {
-            // useful for testing
-            delete locales[name];
-            return null;
-        }
-    }
-
-    function updateLocale(name, config) {
-        if (config != null) {
-            var locale;
-            if (locales[name] != null) {
-                config = mergeConfigs(locales[name]._config, config);
-            }
-            locale = new Locale(config);
-            locale.parentLocale = locales[name];
-            locales[name] = locale;
-
-            // backwards compat for now: also set the locale
-            locale_locales__getSetGlobalLocale(name);
-        } else {
-            // pass null for config to unupdate, useful for tests
-            if (locales[name] != null) {
-                if (locales[name].parentLocale != null) {
-                    locales[name] = locales[name].parentLocale;
-                } else if (locales[name] != null) {
-                    delete locales[name];
-                }
-            }
-        }
-        return locales[name];
-    }
-
-    // returns locale data
-    function locale_locales__getLocale (key) {
-        var locale;
-
-        if (key && key._locale && key._locale._abbr) {
-            key = key._locale._abbr;
-        }
-
-        if (!key) {
-            return globalLocale;
-        }
-
-        if (!isArray(key)) {
-            //short-circuit everything else
-            locale = loadLocale(key);
-            if (locale) {
-                return locale;
-            }
-            key = [key];
-        }
-
-        return chooseLocale(key);
-    }
-
-    function locale_locales__listLocales() {
-        return keys(locales);
+    var defaultCalendar = {
+        sameDay : '[Today at] LT',
+        nextDay : '[Tomorrow at] LT',
+        nextWeek : 'dddd [at] LT',
+        lastDay : '[Yesterday at] LT',
+        lastWeek : '[Last] dddd [at] LT',
+        sameElse : 'L'
+    };
+
+    function locale_calendar__calendar (key, mom, now) {
+        var output = this._calendar[key] || this._calendar['sameElse'];
+        return isFunction(output) ? output.call(mom, now) : output;
+    }
+
+    var defaultLongDateFormat = {
+        LTS  : 'h:mm:ss A',
+        LT   : 'h:mm A',
+        L    : 'MM/DD/YYYY',
+        LL   : 'MMMM D, YYYY',
+        LLL  : 'MMMM D, YYYY h:mm A',
+        LLLL : 'dddd, MMMM D, YYYY h:mm A'
+    };
+
+    function longDateFormat (key) {
+        var format = this._longDateFormat[key],
+            formatUpper = this._longDateFormat[key.toUpperCase()];
+
+        if (format || !formatUpper) {
+            return format;
+        }
+
+        this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {
+            return val.slice(1);
+        });
+
+        return this._longDateFormat[key];
+    }
+
+    var defaultInvalidDate = 'Invalid date';
+
+    function invalidDate () {
+        return this._invalidDate;
+    }
+
+    var defaultOrdinal = '%d';
+    var defaultOrdinalParse = /\d{1,2}/;
+
+    function ordinal (number) {
+        return this._ordinal.replace('%d', number);
+    }
+
+    var defaultRelativeTime = {
+        future : 'in %s',
+        past   : '%s ago',
+        s  : 'a few seconds',
+        m  : 'a minute',
+        mm : '%d minutes',
+        h  : 'an hour',
+        hh : '%d hours',
+        d  : 'a day',
+        dd : '%d days',
+        M  : 'a month',
+        MM : '%d months',
+        y  : 'a year',
+        yy : '%d years'
+    };
+
+    function relative__relativeTime (number, withoutSuffix, string, isFuture) {
+        var output = this._relativeTime[string];
+        return (isFunction(output)) ?
+            output(number, withoutSuffix, string, isFuture) :
+            output.replace(/%d/i, number);
+    }
+
+    function pastFuture (diff, output) {
+        var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
+        return isFunction(format) ? format(output) : format.replace(/%s/i, output);
     }
 
@@ -538 +502 @@
 
         return normalizedInput;
+    }
+
+    var priorities = {};
+
+    function addUnitPriority(unit, priority) {
+        priorities[unit] = priority;
+    }
+
+    function getPrioritizedUnits(unitsObj) {
+        var units = [];
+        for (var u in unitsObj) {
+            units.push({unit: u, priority: priorities[u]});
+        }
+        units.sort(function (a, b) {
+            return a.priority - b.priority;
+        });
+        return units;
     }
 
@@ -565 +546 @@
     // MOMENTS
 
-    function getSet (units, value) {
-        var unit;
+    function stringGet (units) {
+        units = normalizeUnits(units);
+        if (isFunction(this[units])) {
+            return this[units]();
+        }
+        return this;
+    }
+
+
+    function stringSet (units, value) {
         if (typeof units === 'object') {
-            for (unit in units) {
-                this.set(unit, units[unit]);
+            units = normalizeObjectUnits(units);
+            var prioritized = getPrioritizedUnits(units);
+            for (var i = 0; i < prioritized.length; i++) {
+                this[prioritized[i].unit](units[prioritized[i].unit]);
             }
         } else {
@@ -809 +800 @@
     addUnitAlias('month', 'M');
 
+    // PRIORITY
+
+    addUnitPriority('month', 8);
+
     // PARSING
 
@@ -839 +834 @@
     var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');
     function localeMonths (m, format) {
+        if (!m) {
+            return this._months;
+        }
         return isArray(this._months) ? this._months[m.month()] :
-            this._months[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
+            this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()];
     }
 
     var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_');
     function localeMonthsShort (m, format) {
+        if (!m) {
+            return this._monthsShort;
+        }
         return isArray(this._monthsShort) ? this._monthsShort[m.month()] :
             this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
@@ -981 +982 @@
             }
         } else {
+            if (!hasOwnProp(this, '_monthsShortRegex')) {
+                this._monthsShortRegex = defaultMonthsShortRegex;
+            }
             return this._monthsShortStrictRegex && isStrict ?
                 this._monthsShortStrictRegex : this._monthsShortRegex;
@@ -998 +1002 @@
             }
         } else {
+            if (!hasOwnProp(this, '_monthsRegex')) {
+                this._monthsRegex = defaultMonthsRegex;
+            }
             return this._monthsStrictRegex && isStrict ?
                 this._monthsStrictRegex : this._monthsRegex;
@@ -1026 +1033 @@
             shortPieces[i] = regexEscape(shortPieces[i]);
             longPieces[i] = regexEscape(longPieces[i]);
+        }
+        for (i = 0; i < 24; i++) {
             mixedPieces[i] = regexEscape(mixedPieces[i]);
         }
@@ -1035 +1044 @@
     }
 
-    function checkOverflow (m) {
-        var overflow;
-        var a = m._a;
-
-        if (a && getParsingFlags(m).overflow === -2) {
-            overflow =
-                a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
-                a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
-                a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
-                a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
-                a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
-                a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
-                -1;
-
-            if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
-                overflow = DATE;
-            }
-            if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
-                overflow = WEEK;
-            }
-            if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
-                overflow = WEEKDAY;
-            }
-
-            getParsingFlags(m).overflow = overflow;
-        }
-
-        return m;
-    }
-
-    // iso 8601 regex
-    // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
-    var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
-    var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
-
-    var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/;
-
-    var isoDates = [
-        ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
-        ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
-        ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
-        ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
-        ['YYYY-DDD', /\d{4}-\d{3}/],
-        ['YYYY-MM', /\d{4}-\d\d/, false],
-        ['YYYYYYMMDD', /[+-]\d{10}/],
-        ['YYYYMMDD', /\d{8}/],
-        // YYYYMM is NOT allowed by the standard
-        ['GGGG[W]WWE', /\d{4}W\d{3}/],
-        ['GGGG[W]WW', /\d{4}W\d{2}/, false],
-        ['YYYYDDD', /\d{7}/]
-    ];
-
-    // iso time formats and regexes
-    var isoTimes = [
-        ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
-        ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
-        ['HH:mm:ss', /\d\d:\d\d:\d\d/],
-        ['HH:mm', /\d\d:\d\d/],
-        ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
-        ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
-        ['HHmmss', /\d\d\d\d\d\d/],
-        ['HHmm', /\d\d\d\d/],
-        ['HH', /\d\d/]
-    ];
-
-    var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;
-
-    // date from iso format
-    function configFromISO(config) {
-        var i, l,
-            string = config._i,
-            match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
-            allowTime, dateFormat, timeFormat, tzFormat;
-
-        if (match) {
-            getParsingFlags(config).iso = true;
-
-            for (i = 0, l = isoDates.length; i < l; i++) {
-                if (isoDates[i][1].exec(match[1])) {
-                    dateFormat = isoDates[i][0];
-                    allowTime = isoDates[i][2] !== false;
-                    break;
-                }
-            }
-            if (dateFormat == null) {
-                config._isValid = false;
-                return;
-            }
-            if (match[3]) {
-                for (i = 0, l = isoTimes.length; i < l; i++) {
-                    if (isoTimes[i][1].exec(match[3])) {
-                        // match[2] should be 'T' or space
-                        timeFormat = (match[2] || ' ') + isoTimes[i][0];
-                        break;
-                    }
-                }
-                if (timeFormat == null) {
-                    config._isValid = false;
-                    return;
-                }
-            }
-            if (!allowTime && timeFormat != null) {
-                config._isValid = false;
-                return;
-            }
-            if (match[4]) {
-                if (tzRegex.exec(match[4])) {
-                    tzFormat = 'Z';
-                } else {
-                    config._isValid = false;
-                    return;
-                }
-            }
-            config._f = dateFormat + (timeFormat || '') + (tzFormat || '');
-            configFromStringAndFormat(config);
-        } else {
-            config._isValid = false;
-        }
-    }
-
-    // date from iso format or fallback
-    function configFromString(config) {
-        var matched = aspNetJsonRegex.exec(config._i);
-
-        if (matched !== null) {
-            config._d = new Date(+matched[1]);
-            return;
-        }
-
-        configFromISO(config);
-        if (config._isValid === false) {
-            delete config._isValid;
-            utils_hooks__hooks.createFromInputFallback(config);
-        }
-    }
-
-    utils_hooks__hooks.createFromInputFallback = deprecate(
-        'moment construction falls back to js Date. This is ' +
-        'discouraged and will be removed in upcoming major ' +
-        'release. Please refer to ' +
-        'https://github.com/moment/moment/issues/1407 for more info.',
-        function (config) {
-            config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
-        }
-    );
-
-    function createDate (y, m, d, h, M, s, ms) {
-        //can't just apply() to create a date:
-        //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
-        var date = new Date(y, m, d, h, M, s, ms);
-
-        //the date constructor remaps years 0-99 to 1900-1999
-        if (y < 100 && y >= 0 && isFinite(date.getFullYear())) {
-            date.setFullYear(y);
-        }
-        return date;
-    }
-
-    function createUTCDate (y) {
-        var date = new Date(Date.UTC.apply(null, arguments));
-
-        //the Date.UTC function remaps years 0-99 to 1900-1999
-        if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) {
-            date.setUTCFullYear(y);
-        }
-        return date;
-    }
-
     // FORMATTING
 
@@ -1221 +1062 @@
 
     addUnitAlias('year', 'y');
+
+    // PRIORITIES
+
+    addUnitPriority('year', 1);
 
     // PARSING
@@ -1263 +1108 @@
     function getIsLeapYear () {
         return isLeapYear(this.year());
+    }
+
+    function createDate (y, m, d, h, M, s, ms) {
+        //can't just apply() to create a date:
+        //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
+        var date = new Date(y, m, d, h, M, s, ms);
+
+        //the date constructor remaps years 0-99 to 1900-1999
+        if (y < 100 && y >= 0 && isFinite(date.getFullYear())) {
+            date.setFullYear(y);
+        }
+        return date;
+    }
+
+    function createUTCDate (y) {
+        var date = new Date(Date.UTC.apply(null, arguments));
+
+        //the Date.UTC function remaps years 0-99 to 1900-1999
+        if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) {
+            date.setUTCFullYear(y);
+        }
+        return date;
     }
 
@@ -1327 +1194 @@
     }
 
-    // Pick the first defined of two or three arguments.
-    function defaults(a, b, c) {
-        if (a != null) {
-            return a;
-        }
-        if (b != null) {
-            return b;
-        }
-        return c;
-    }
-
-    function currentDateArray(config) {
-        // hooks is actually the exported moment object
-        var nowValue = new Date(utils_hooks__hooks.now());
-        if (config._useUTC) {
-            return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];
-        }
-        return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];
-    }
-
-    // convert an array to a date.
-    // the array should mirror the parameters below
-    // note: all values past the year are optional and will default to the lowest possible value.
-    // [year, month, day , hour, minute, second, millisecond]
-    function configFromArray (config) {
-        var i, date, input = [], currentDate, yearToUse;
-
-        if (config._d) {
-            return;
-        }
-
-        currentDate = currentDateArray(config);
-
-        //compute day of the year from weeks and weekdays
-        if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
-            dayOfYearFromWeekInfo(config);
-        }
-
-        //if the day of the year is set, figure out what it is
-        if (config._dayOfYear) {
-            yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
-
-            if (config._dayOfYear > daysInYear(yearToUse)) {
-                getParsingFlags(config)._overflowDayOfYear = true;
-            }
-
-            date = createUTCDate(yearToUse, 0, config._dayOfYear);
-            config._a[MONTH] = date.getUTCMonth();
-            config._a[DATE] = date.getUTCDate();
-        }
-
-        // Default to current date.
-        // * if no year, month, day of month are given, default to today
-        // * if day of month is given, default month and year
-        // * if month is given, default only year
-        // * if year is given, don't default anything
-        for (i = 0; i < 3 && config._a[i] == null; ++i) {
-            config._a[i] = input[i] = currentDate[i];
-        }
-
-        // Zero out whatever was not defaulted, including time
-        for (; i < 7; i++) {
-            config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
-        }
-
-        // Check for 24:00:00.000
-        if (config._a[HOUR] === 24 &&
-                config._a[MINUTE] === 0 &&
-                config._a[SECOND] === 0 &&
-                config._a[MILLISECOND] === 0) {
-            config._nextDay = true;
-            config._a[HOUR] = 0;
-        }
-
-        config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);
-        // Apply timezone offset from input. The actual utcOffset can be changed
-        // with parseZone.
-        if (config._tzm != null) {
-            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
-        }
-
-        if (config._nextDay) {
-            config._a[HOUR] = 24;
-        }
-    }
-
-    function dayOfYearFromWeekInfo(config) {
-        var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;
-
-        w = config._w;
-        if (w.GG != null || w.W != null || w.E != null) {
-            dow = 1;
-            doy = 4;
-
-            // TODO: We need to take the current isoWeekYear, but that depends on
-            // how we interpret now (local, utc, fixed offset). So create
-            // a now version of current config (take local/utc/offset flags, and
-            // create now).
-            weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(local__createLocal(), 1, 4).year);
-            week = defaults(w.W, 1);
-            weekday = defaults(w.E, 1);
-            if (weekday < 1 || weekday > 7) {
-                weekdayOverflow = true;
-            }
-        } else {
-            dow = config._locale._week.dow;
-            doy = config._locale._week.doy;
-
-            weekYear = defaults(w.gg, config._a[YEAR], weekOfYear(local__createLocal(), dow, doy).year);
-            week = defaults(w.w, 1);
-
-            if (w.d != null) {
-                // weekday -- low day numbers are considered next week
-                weekday = w.d;
-                if (weekday < 0 || weekday > 6) {
-                    weekdayOverflow = true;
-                }
-            } else if (w.e != null) {
-                // local weekday -- counting starts from begining of week
-                weekday = w.e + dow;
-                if (w.e < 0 || w.e > 6) {
-                    weekdayOverflow = true;
-                }
-            } else {
-                // default to begining of week
-                weekday = dow;
-            }
-        }
-        if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
-            getParsingFlags(config)._overflowWeeks = true;
-        } else if (weekdayOverflow != null) {
-            getParsingFlags(config)._overflowWeekday = true;
-        } else {
-            temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
-            config._a[YEAR] = temp.year;
-            config._dayOfYear = temp.dayOfYear;
-        }
-    }
-
-    // constant that refers to the ISO standard
-    utils_hooks__hooks.ISO_8601 = function () {};
-
-    // date from string and format string
-    function configFromStringAndFormat(config) {
-        // TODO: Move this to another part of the creation flow to prevent circular deps
-        if (config._f === utils_hooks__hooks.ISO_8601) {
-            configFromISO(config);
-            return;
-        }
-
-        config._a = [];
-        getParsingFlags(config).empty = true;
-
-        // This array is used to make a Date, either with `new Date` or `Date.UTC`
-        var string = '' + config._i,
-            i, parsedInput, tokens, token, skipped,
-            stringLength = string.length,
-            totalParsedInputLength = 0;
-
-        tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];
-
-        for (i = 0; i < tokens.length; i++) {
-            token = tokens[i];
-            parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
-            // console.log('token', token, 'parsedInput', parsedInput,
-            //         'regex', getParseRegexForToken(token, config));
-            if (parsedInput) {
-                skipped = string.substr(0, string.indexOf(parsedInput));
-                if (skipped.length > 0) {
-                    getParsingFlags(config).unusedInput.push(skipped);
-                }
-                string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
-                totalParsedInputLength += parsedInput.length;
-            }
-            // don't parse if it's not a known token
-            if (formatTokenFunctions[token]) {
-                if (parsedInput) {
-                    getParsingFlags(config).empty = false;
-                }
-                else {
-                    getParsingFlags(config).unusedTokens.push(token);
-                }
-                addTimeToArrayFromToken(token, parsedInput, config);
-            }
-            else if (config._strict && !parsedInput) {
-                getParsingFlags(config).unusedTokens.push(token);
-            }
-        }
-
-        // add remaining unparsed input length to the string
-        getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;
-        if (string.length > 0) {
-            getParsingFlags(config).unusedInput.push(string);
-        }
-
-        // clear _12h flag if hour is <= 12
-        if (getParsingFlags(config).bigHour === true &&
-                config._a[HOUR] <= 12 &&
-                config._a[HOUR] > 0) {
-            getParsingFlags(config).bigHour = undefined;
-        }
-
-        getParsingFlags(config).parsedDateParts = config._a.slice(0);
-        getParsingFlags(config).meridiem = config._meridiem;
-        // handle meridiem
-        config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);
-
-        configFromArray(config);
-        checkOverflow(config);
-    }
-
-
-    function meridiemFixWrap (locale, hour, meridiem) {
-        var isPm;
-
-        if (meridiem == null) {
-            // nothing to do
-            return hour;
-        }
-        if (locale.meridiemHour != null) {
-            return locale.meridiemHour(hour, meridiem);
-        } else if (locale.isPM != null) {
-            // Fallback
-            isPm = locale.isPM(meridiem);
-            if (isPm && hour < 12) {
-                hour += 12;
-            }
-            if (!isPm && hour === 12) {
-                hour = 0;
-            }
-            return hour;
-        } else {
-            // this is not supposed to happen
-            return hour;
-        }
-    }
-
-    // date from string and array of format strings
-    function configFromStringAndArray(config) {
-        var tempConfig,
-            bestMoment,
-
-            scoreToBeat,
-            i,
-            currentScore;
-
-        if (config._f.length === 0) {
-            getParsingFlags(config).invalidFormat = true;
-            config._d = new Date(NaN);
-            return;
-        }
-
-        for (i = 0; i < config._f.length; i++) {
-            currentScore = 0;
-            tempConfig = copyConfig({}, config);
-            if (config._useUTC != null) {
-                tempConfig._useUTC = config._useUTC;
-            }
-            tempConfig._f = config._f[i];
-            configFromStringAndFormat(tempConfig);
-
-            if (!valid__isValid(tempConfig)) {
-                continue;
-            }
-
-            // if there is any input that was not parsed add a penalty for that format
-            currentScore += getParsingFlags(tempConfig).charsLeftOver;
-
-            //or tokens
-            currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;
-
-            getParsingFlags(tempConfig).score = currentScore;
-
-            if (scoreToBeat == null || currentScore < scoreToBeat) {
-                scoreToBeat = currentScore;
-                bestMoment = tempConfig;
-            }
-        }
-
-        extend(config, bestMoment || tempConfig);
-    }
-
-    function configFromObject(config) {
-        if (config._d) {
-            return;
-        }
-
-        var i = normalizeObjectUnits(config._i);
-        config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {
-            return obj && parseInt(obj, 10);
-        });
-
-        configFromArray(config);
-    }
-
-    function createFromConfig (config) {
-        var res = new Moment(checkOverflow(prepareConfig(config)));
-        if (res._nextDay) {
-            // Adding is smart enough around DST
-            res.add(1, 'd');
-            res._nextDay = undefined;
-        }
-
-        return res;
-    }
-
-    function prepareConfig (config) {
-        var input = config._i,
-            format = config._f;
-
-        config._locale = config._locale || locale_locales__getLocale(config._l);
-
-        if (input === null || (format === undefined && input === '')) {
-            return valid__createInvalid({nullInput: true});
-        }
-
-        if (typeof input === 'string') {
-            config._i = input = config._locale.preparse(input);
-        }
-
-        if (isMoment(input)) {
-            return new Moment(checkOverflow(input));
-        } else if (isArray(format)) {
-            configFromStringAndArray(config);
-        } else if (format) {
-            configFromStringAndFormat(config);
-        } else if (isDate(input)) {
-            config._d = input;
-        } else {
-            configFromInput(config);
-        }
-
-        if (!valid__isValid(config)) {
-            config._d = null;
-        }
-
-        return config;
-    }
-
-    function configFromInput(config) {
-        var input = config._i;
-        if (input === undefined) {
-            config._d = new Date(utils_hooks__hooks.now());
-        } else if (isDate(input)) {
-            config._d = new Date(input.valueOf());
-        } else if (typeof input === 'string') {
-            configFromString(config);
-        } else if (isArray(input)) {
-            config._a = map(input.slice(0), function (obj) {
-                return parseInt(obj, 10);
-            });
-            configFromArray(config);
-        } else if (typeof(input) === 'object') {
-            configFromObject(config);
-        } else if (typeof(input) === 'number') {
-            // from milliseconds
-            config._d = new Date(input);
-        } else {
-            utils_hooks__hooks.createFromInputFallback(config);
-        }
-    }
-
-    function createLocalOrUTC (input, format, locale, strict, isUTC) {
-        var c = {};
-
-        if (typeof(locale) === 'boolean') {
-            strict = locale;
-            locale = undefined;
-        }
-        // object construction must be done this way.
-        // https://github.com/moment/moment/issues/1423
-        c._isAMomentObject = true;
-        c._useUTC = c._isUTC = isUTC;
-        c._l = locale;
-        c._i = input;
-        c._f = format;
-        c._strict = strict;
-
-        return createFromConfig(c);
-    }
-
-    function local__createLocal (input, format, locale, strict) {
-        return createLocalOrUTC(input, format, locale, strict, false);
-    }
-
-    var prototypeMin = deprecate(
-         'moment().min is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548',
-         function () {
-             var other = local__createLocal.apply(null, arguments);
-             if (this.isValid() && other.isValid()) {
-                 return other < this ? this : other;
-             } else {
-                 return valid__createInvalid();
-             }
-         }
-     );
-
-    var prototypeMax = deprecate(
-        'moment().max is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548',
-        function () {
-            var other = local__createLocal.apply(null, arguments);
-            if (this.isValid() && other.isValid()) {
-                return other > this ? this : other;
-            } else {
-                return valid__createInvalid();
-            }
-        }
-    );
-
-    // Pick a moment m from moments so that m[fn](other) is true for all
-    // other. This relies on the function fn to be transitive.
-    //
-    // moments should either be an array of moment objects or an array, whose
-    // first element is an array of moment objects.
-    function pickBy(fn, moments) {
-        var res, i;
-        if (moments.length === 1 && isArray(moments[0])) {
-            moments = moments[0];
-        }
-        if (!moments.length) {
-            return local__createLocal();
-        }
-        res = moments[0];
-        for (i = 1; i < moments.length; ++i) {
-            if (!moments[i].isValid() || moments[i][fn](res)) {
-                res = moments[i];
-            }
-        }
-        return res;
-    }
-
-    // TODO: Use [].sort instead?
-    function min () {
-        var args = [].slice.call(arguments, 0);
-
-        return pickBy('isBefore', args);
-    }
-
-    function max () {
-        var args = [].slice.call(arguments, 0);
-
-        return pickBy('isAfter', args);
-    }
-
-    var now = function () {
-        return Date.now ? Date.now() : +(new Date());
-    };
-
-    function Duration (duration) {
-        var normalizedInput = normalizeObjectUnits(duration),
-            years = normalizedInput.year || 0,
-            quarters = normalizedInput.quarter || 0,
-            months = normalizedInput.month || 0,
-            weeks = normalizedInput.week || 0,
-            days = normalizedInput.day || 0,
-            hours = normalizedInput.hour || 0,
-            minutes = normalizedInput.minute || 0,
-            seconds = normalizedInput.second || 0,
-            milliseconds = normalizedInput.millisecond || 0;
-
-        // representation for dateAddRemove
-        this._milliseconds = +milliseconds +
-            seconds * 1e3 + // 1000
-            minutes * 6e4 + // 1000 * 60
-            hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978
-        // Because of dateAddRemove treats 24 hours as different from a
-        // day when working around DST, we need to store them separately
-        this._days = +days +
-            weeks * 7;
-        // It is impossible translate months into days without knowing
-        // which months you are are talking about, so we have to store
-        // it separately.
-        this._months = +months +
-            quarters * 3 +
-            years * 12;
-
-        this._data = {};
-
-        this._locale = locale_locales__getLocale();
-
-        this._bubble();
-    }
-
-    function isDuration (obj) {
-        return obj instanceof Duration;
-    }
-
-    // FORMATTING
-
-    function offset (token, separator) {
-        addFormatToken(token, 0, 0, function () {
-            var offset = this.utcOffset();
-            var sign = '+';
-            if (offset < 0) {
-                offset = -offset;
-                sign = '-';
-            }
-            return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);
-        });
-    }
-
-    offset('Z', ':');
-    offset('ZZ', '');
-
-    // PARSING
-
-    addRegexToken('Z',  matchShortOffset);
-    addRegexToken('ZZ', matchShortOffset);
-    addParseToken(['Z', 'ZZ'], function (input, array, config) {
-        config._useUTC = true;
-        config._tzm = offsetFromString(matchShortOffset, input);
-    });
-
-    // HELPERS
-
-    // timezone chunker
-    // '+10:00' > ['10',  '00']
-    // '-1530'  > ['-15', '30']
-    var chunkOffset = /([\+\-]|\d\d)/gi;
-
-    function offsetFromString(matcher, string) {
-        var matches = ((string || '').match(matcher) || []);
-        var chunk   = matches[matches.length - 1] || [];
-        var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];
-        var minutes = +(parts[1] * 60) + toInt(parts[2]);
-
-        return parts[0] === '+' ? minutes : -minutes;
-    }
-
-    // Return a moment from input, that is local/utc/zone equivalent to model.
-    function cloneWithOffset(input, model) {
-        var res, diff;
-        if (model._isUTC) {
-            res = model.clone();
-            diff = (isMoment(input) || isDate(input) ? input.valueOf() : local__createLocal(input).valueOf()) - res.valueOf();
-            // Use low-level api, because this fn is low-level api.
-            res._d.setTime(res._d.valueOf() + diff);
-            utils_hooks__hooks.updateOffset(res, false);
-            return res;
-        } else {
-            return local__createLocal(input).local();
-        }
-    }
-
-    function getDateOffset (m) {
-        // On Firefox.24 Date#getTimezoneOffset returns a floating point.
-        // https://github.com/moment/moment/pull/1871
-        return -Math.round(m._d.getTimezoneOffset() / 15) * 15;
-    }
-
-    // HOOKS
-
-    // This function will be called whenever a moment is mutated.
-    // It is intended to keep the offset in sync with the timezone.
-    utils_hooks__hooks.updateOffset = function () {};
-
-    // MOMENTS
-
-    // keepLocalTime = true means only change the timezone, without
-    // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
-    // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
-    // +0200, so we adjust the time as needed, to be valid.
-    //
-    // Keeping the time actually adds/subtracts (one hour)
-    // from the actual represented time. That is why we call updateOffset
-    // a second time. In case it wants us to change the offset again
-    // _changeInProgress == true case, then we have to adjust, because
-    // there is no such time in the given timezone.
-    function getSetOffset (input, keepLocalTime) {
-        var offset = this._offset || 0,
-            localAdjust;
-        if (!this.isValid()) {
-            return input != null ? this : NaN;
-        }
-        if (input != null) {
-            if (typeof input === 'string') {
-                input = offsetFromString(matchShortOffset, input);
-            } else if (Math.abs(input) < 16) {
-                input = input * 60;
-            }
-            if (!this._isUTC && keepLocalTime) {
-                localAdjust = getDateOffset(this);
-            }
-            this._offset = input;
-            this._isUTC = true;
-            if (localAdjust != null) {
-                this.add(localAdjust, 'm');
-            }
-            if (offset !== input) {
-                if (!keepLocalTime || this._changeInProgress) {
-                    add_subtract__addSubtract(this, create__createDuration(input - offset, 'm'), 1, false);
-                } else if (!this._changeInProgress) {
-                    this._changeInProgress = true;
-                    utils_hooks__hooks.updateOffset(this, true);
-                    this._changeInProgress = null;
-                }
-            }
-            return this;
-        } else {
-            return this._isUTC ? offset : getDateOffset(this);
-        }
-    }
-
-    function getSetZone (input, keepLocalTime) {
-        if (input != null) {
-            if (typeof input !== 'string') {
-                input = -input;
-            }
-
-            this.utcOffset(input, keepLocalTime);
-
-            return this;
-        } else {
-            return -this.utcOffset();
-        }
-    }
-
-    function setOffsetToUTC (keepLocalTime) {
-        return this.utcOffset(0, keepLocalTime);
-    }
-
-    function setOffsetToLocal (keepLocalTime) {
-        if (this._isUTC) {
-            this.utcOffset(0, keepLocalTime);
-            this._isUTC = false;
-
-            if (keepLocalTime) {
-                this.subtract(getDateOffset(this), 'm');
-            }
-        }
-        return this;
-    }
-
-    function setOffsetToParsedOffset () {
-        if (this._tzm) {
-            this.utcOffset(this._tzm);
-        } else if (typeof this._i === 'string') {
-            this.utcOffset(offsetFromString(matchOffset, this._i));
-        }
-        return this;
-    }
-
-    function hasAlignedHourOffset (input) {
-        if (!this.isValid()) {
-            return false;
-        }
-        input = input ? local__createLocal(input).utcOffset() : 0;
-
-        return (this.utcOffset() - input) % 60 === 0;
-    }
-
-    function isDaylightSavingTime () {
-        return (
-            this.utcOffset() > this.clone().month(0).utcOffset() ||
-            this.utcOffset() > this.clone().month(5).utcOffset()
-        );
-    }
-
-    function isDaylightSavingTimeShifted () {
-        if (!isUndefined(this._isDSTShifted)) {
-            return this._isDSTShifted;
-        }
-
-        var c = {};
-
-        copyConfig(c, this);
-        c = prepareConfig(c);
-
-        if (c._a) {
-            var other = c._isUTC ? create_utc__createUTC(c._a) : local__createLocal(c._a);
-            this._isDSTShifted = this.isValid() &&
-                compareArrays(c._a, other.toArray()) > 0;
-        } else {
-            this._isDSTShifted = false;
-        }
-
-        return this._isDSTShifted;
-    }
-
-    function isLocal () {
-        return this.isValid() ? !this._isUTC : false;
-    }
-
-    function isUtcOffset () {
-        return this.isValid() ? this._isUTC : false;
-    }
-
-    function isUtc () {
-        return this.isValid() ? this._isUTC && this._offset === 0 : false;
-    }
-
-    // ASP.NET json date format regex
-    var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?\d*)?$/;
-
-    // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
-    // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
-    // and further modified to allow for strings containing both week and day
-    var isoRegex = /^(-)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;
-
-    function create__createDuration (input, key) {
-        var duration = input,
-            // matching against regexp is expensive, do it on demand
-            match = null,
-            sign,
-            ret,
-            diffRes;
-
-        if (isDuration(input)) {
-            duration = {
-                ms : input._milliseconds,
-                d  : input._days,
-                M  : input._months
-            };
-        } else if (typeof input === 'number') {
-            duration = {};
-            if (key) {
-                duration[key] = input;
-            } else {
-                duration.milliseconds = input;
-            }
-        } else if (!!(match = aspNetRegex.exec(input))) {
-            sign = (match[1] === '-') ? -1 : 1;
-            duration = {
-                y  : 0,
-                d  : toInt(match[DATE])        * sign,
-                h  : toInt(match[HOUR])        * sign,
-                m  : toInt(match[MINUTE])      * sign,
-                s  : toInt(match[SECOND])      * sign,
-                ms : toInt(match[MILLISECOND]) * sign
-            };
-        } else if (!!(match = isoRegex.exec(input))) {
-            sign = (match[1] === '-') ? -1 : 1;
-            duration = {
-                y : parseIso(match[2], sign),
-                M : parseIso(match[3], sign),
-                w : parseIso(match[4], sign),
-                d : parseIso(match[5], sign),
-                h : parseIso(match[6], sign),
-                m : parseIso(match[7], sign),
-                s : parseIso(match[8], sign)
-            };
-        } else if (duration == null) {// checks for null or undefined
-            duration = {};
-        } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {
-            diffRes = momentsDifference(local__createLocal(duration.from), local__createLocal(duration.to));
-
-            duration = {};
-            duration.ms = diffRes.milliseconds;
-            duration.M = diffRes.months;
-        }
-
-        ret = new Duration(duration);
-
-        if (isDuration(input) && hasOwnProp(input, '_locale')) {
-            ret._locale = input._locale;
-        }
-
-        return ret;
-    }
-
-    create__createDuration.fn = Duration.prototype;
-
-    function parseIso (inp, sign) {
-        // We'd normally use ~~inp for this, but unfortunately it also
-        // converts floats to ints.
-        // inp may be undefined, so careful calling replace on it.
-        var res = inp && parseFloat(inp.replace(',', '.'));
-        // apply sign while we're at it
-        return (isNaN(res) ? 0 : res) * sign;
-    }
-
-    function positiveMomentsDifference(base, other) {
-        var res = {milliseconds: 0, months: 0};
-
-        res.months = other.month() - base.month() +
-            (other.year() - base.year()) * 12;
-        if (base.clone().add(res.months, 'M').isAfter(other)) {
-            --res.months;
-        }
-
-        res.milliseconds = +other - +(base.clone().add(res.months, 'M'));
-
-        return res;
-    }
-
-    function momentsDifference(base, other) {
-        var res;
-        if (!(base.isValid() && other.isValid())) {
-            return {milliseconds: 0, months: 0};
-        }
-
-        other = cloneWithOffset(other, base);
-        if (base.isBefore(other)) {
-            res = positiveMomentsDifference(base, other);
-        } else {
-            res = positiveMomentsDifference(other, base);
-            res.milliseconds = -res.milliseconds;
-            res.months = -res.months;
-        }
-
-        return res;
-    }
-
-    function absRound (number) {
-        if (number < 0) {
-            return Math.round(-1 * number) * -1;
-        } else {
-            return Math.round(number);
-        }
-    }
-
-    // TODO: remove 'name' arg after deprecation is removed
-    function createAdder(direction, name) {
-        return function (val, period) {
-            var dur, tmp;
-            //invert the arguments, but complain about it
-            if (period !== null && !isNaN(+period)) {
-                deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period).');
-                tmp = val; val = period; period = tmp;
-            }
-
-            val = typeof val === 'string' ? +val : val;
-            dur = create__createDuration(val, period);
-            add_subtract__addSubtract(this, dur, direction);
-            return this;
-        };
-    }
-
-    function add_subtract__addSubtract (mom, duration, isAdding, updateOffset) {
-        var milliseconds = duration._milliseconds,
-            days = absRound(duration._days),
-            months = absRound(duration._months);
-
-        if (!mom.isValid()) {
-            // No op
-            return;
-        }
-
-        updateOffset = updateOffset == null ? true : updateOffset;
-
-        if (milliseconds) {
-            mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);
-        }
-        if (days) {
-            get_set__set(mom, 'Date', get_set__get(mom, 'Date') + days * isAdding);
-        }
-        if (months) {
-            setMonth(mom, get_set__get(mom, 'Month') + months * isAdding);
-        }
-        if (updateOffset) {
-            utils_hooks__hooks.updateOffset(mom, days || months);
-        }
-    }
-
-    var add_subtract__add      = createAdder(1, 'add');
-    var add_subtract__subtract = createAdder(-1, 'subtract');
-
-    function moment_calendar__calendar (time, formats) {
-        // We want to compare the start of today, vs this.
-        // Getting start-of-today depends on whether we're local/utc/offset or not.
-        var now = time || local__createLocal(),
-            sod = cloneWithOffset(now, this).startOf('day'),
-            diff = this.diff(sod, 'days', true),
-            format = diff < -6 ? 'sameElse' :
-                diff < -1 ? 'lastWeek' :
-                diff < 0 ? 'lastDay' :
-                diff < 1 ? 'sameDay' :
-                diff < 2 ? 'nextDay' :
-                diff < 7 ? 'nextWeek' : 'sameElse';
-
-        var output = formats && (isFunction(formats[format]) ? formats[format]() : formats[format]);
-
-        return this.format(output || this.localeData().calendar(format, this, local__createLocal(now)));
-    }
-
-    function clone () {
-        return new Moment(this);
-    }
-
-    function isAfter (input, units) {
-        var localInput = isMoment(input) ? input : local__createLocal(input);
-        if (!(this.isValid() && localInput.isValid())) {
-            return false;
-        }
-        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
-        if (units === 'millisecond') {
-            return this.valueOf() > localInput.valueOf();
-        } else {
-            return localInput.valueOf() < this.clone().startOf(units).valueOf();
-        }
-    }
-
-    function isBefore (input, units) {
-        var localInput = isMoment(input) ? input : local__createLocal(input);
-        if (!(this.isValid() && localInput.isValid())) {
-            return false;
-        }
-        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
-        if (units === 'millisecond') {
-            return this.valueOf() < localInput.valueOf();
-        } else {
-            return this.clone().endOf(units).valueOf() < localInput.valueOf();
-        }
-    }
-
-    function isBetween (from, to, units, inclusivity) {
-        inclusivity = inclusivity || '()';
-        return (inclusivity[0] === '(' ? this.isAfter(from, units) : !this.isBefore(from, units)) &&
-            (inclusivity[1] === ')' ? this.isBefore(to, units) : !this.isAfter(to, units));
-    }
-
-    function isSame (input, units) {
-        var localInput = isMoment(input) ? input : local__createLocal(input),
-            inputMs;
-        if (!(this.isValid() && localInput.isValid())) {
-            return false;
-        }
-        units = normalizeUnits(units || 'millisecond');
-        if (units === 'millisecond') {
-            return this.valueOf() === localInput.valueOf();
-        } else {
-            inputMs = localInput.valueOf();
-            return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();
-        }
-    }
-
-    function isSameOrAfter (input, units) {
-        return this.isSame(input, units) || this.isAfter(input,units);
-    }
-
-    function isSameOrBefore (input, units) {
-        return this.isSame(input, units) || this.isBefore(input,units);
-    }
-
-    function diff (input, units, asFloat) {
-        var that,
-            zoneDelta,
-            delta, output;
-
-        if (!this.isValid()) {
-            return NaN;
-        }
-
-        that = cloneWithOffset(input, this);
-
-        if (!that.isValid()) {
-            return NaN;
-        }
-
-        zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;
-
-        units = normalizeUnits(units);
-
-        if (units === 'year' || units === 'month' || units === 'quarter') {
-            output = monthDiff(this, that);
-            if (units === 'quarter') {
-                output = output / 3;
-            } else if (units === 'year') {
-                output = output / 12;
-            }
-        } else {
-            delta = this - that;
-            output = units === 'second' ? delta / 1e3 : // 1000
-                units === 'minute' ? delta / 6e4 : // 1000 * 60
-                units === 'hour' ? delta / 36e5 : // 1000 * 60 * 60
-                units === 'day' ? (delta - zoneDelta) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
-                units === 'week' ? (delta - zoneDelta) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
-                delta;
-        }
-        return asFloat ? output : absFloor(output);
-    }
-
-    function monthDiff (a, b) {
-        // difference in months
-        var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
-            // b is in (anchor - 1 month, anchor + 1 month)
-            anchor = a.clone().add(wholeMonthDiff, 'months'),
-            anchor2, adjust;
-
-        if (b - anchor < 0) {
-            anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
-            // linear across the month
-            adjust = (b - anchor) / (anchor - anchor2);
-        } else {
-            anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
-            // linear across the month
-            adjust = (b - anchor) / (anchor2 - anchor);
-        }
-
-        //check for negative zero, return zero if negative zero
-        return -(wholeMonthDiff + adjust) || 0;
-    }
-
-    utils_hooks__hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';
-    utils_hooks__hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';
-
-    function toString () {
-        return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
-    }
-
-    function moment_format__toISOString () {
-        var m = this.clone().utc();
-        if (0 < m.year() && m.year() <= 9999) {
-            if (isFunction(Date.prototype.toISOString)) {
-                // native implementation is ~50x faster, use it when we can
-                return this.toDate().toISOString();
-            } else {
-                return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
-            }
-        } else {
-            return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
-        }
-    }
-
-    function format (inputString) {
-        if (!inputString) {
-            inputString = this.isUtc() ? utils_hooks__hooks.defaultFormatUtc : utils_hooks__hooks.defaultFormat;
-        }
-        var output = formatMoment(this, inputString);
-        return this.localeData().postformat(output);
-    }
-
-    function from (time, withoutSuffix) {
-        if (this.isValid() &&
-                ((isMoment(time) && time.isValid()) ||
-                 local__createLocal(time).isValid())) {
-            return create__createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
-        } else {
-            return this.localeData().invalidDate();
-        }
-    }
-
-    function fromNow (withoutSuffix) {
-        return this.from(local__createLocal(), withoutSuffix);
-    }
-
-    function to (time, withoutSuffix) {
-        if (this.isValid() &&
-                ((isMoment(time) && time.isValid()) ||
-                 local__createLocal(time).isValid())) {
-            return create__createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
-        } else {
-            return this.localeData().invalidDate();
-        }
-    }
-
-    function toNow (withoutSuffix) {
-        return this.to(local__createLocal(), withoutSuffix);
-    }
-
-    // If passed a locale key, it will set the locale for this
-    // instance.  Otherwise, it will return the locale configuration
-    // variables for this instance.
-    function locale (key) {
-        var newLocaleData;
-
-        if (key === undefined) {
-            return this._locale._abbr;
-        } else {
-            newLocaleData = locale_locales__getLocale(key);
-            if (newLocaleData != null) {
-                this._locale = newLocaleData;
-            }
-            return this;
-        }
-    }
-
-    var lang = deprecate(
-        'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
-        function (key) {
-            if (key === undefined) {
-                return this.localeData();
-            } else {
-                return this.locale(key);
-            }
-        }
-    );
-
-    function localeData () {
-        return this._locale;
-    }
-
-    function startOf (units) {
-        units = normalizeUnits(units);
-        // the following switch intentionally omits break keywords
-        // to utilize falling through the cases.
-        switch (units) {
-        case 'year':
-            this.month(0);
-            /* falls through */
-        case 'quarter':
-        case 'month':
-            this.date(1);
-            /* falls through */
-        case 'week':
-        case 'isoWeek':
-        case 'day':
-        case 'date':
-            this.hours(0);
-            /* falls through */
-        case 'hour':
-            this.minutes(0);
-            /* falls through */
-        case 'minute':
-            this.seconds(0);
-            /* falls through */
-        case 'second':
-            this.milliseconds(0);
-        }
-
-        // weeks are a special case
-        if (units === 'week') {
-            this.weekday(0);
-        }
-        if (units === 'isoWeek') {
-            this.isoWeekday(1);
-        }
-
-        // quarters are also special
-        if (units === 'quarter') {
-            this.month(Math.floor(this.month() / 3) * 3);
-        }
-
-        return this;
-    }
-
-    function endOf (units) {
-        units = normalizeUnits(units);
-        if (units === undefined || units === 'millisecond') {
-            return this;
-        }
-
-        // 'date' is an alias for 'day', so it should be considered as such.
-        if (units === 'date') {
-            units = 'day';
-        }
-
-        return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');
-    }
-
-    function to_type__valueOf () {
-        return this._d.valueOf() - ((this._offset || 0) * 60000);
-    }
-
-    function unix () {
-        return Math.floor(this.valueOf() / 1000);
-    }
-
-    function toDate () {
-        return this._offset ? new Date(this.valueOf()) : this._d;
-    }
-
-    function toArray () {
-        var m = this;
-        return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];
-    }
-
-    function toObject () {
-        var m = this;
-        return {
-            years: m.year(),
-            months: m.month(),
-            date: m.date(),
-            hours: m.hours(),
-            minutes: m.minutes(),
-            seconds: m.seconds(),
-            milliseconds: m.milliseconds()
-        };
-    }
-
-    function toJSON () {
-        // new Date(NaN).toJSON() === null
-        return this.isValid() ? this.toISOString() : null;
-    }
-
-    function moment_valid__isValid () {
-        return valid__isValid(this);
-    }
-
-    function parsingFlags () {
-        return extend({}, getParsingFlags(this));
-    }
-
-    function invalidAt () {
-        return getParsingFlags(this).overflow;
-    }
-
-    function creationData() {
-        return {
-            input: this._i,
-            format: this._f,
-            locale: this._locale,
-            isUTC: this._isUTC,
-            strict: this._strict
-        };
-    }
-
-    // FORMATTING
-
-    addFormatToken(0, ['gg', 2], 0, function () {
-        return this.weekYear() % 100;
-    });
-
-    addFormatToken(0, ['GG', 2], 0, function () {
-        return this.isoWeekYear() % 100;
-    });
-
-    function addWeekYearFormatToken (token, getter) {
-        addFormatToken(0, [token, token.length], 0, getter);
-    }
-
-    addWeekYearFormatToken('gggg',     'weekYear');
-    addWeekYearFormatToken('ggggg',    'weekYear');
-    addWeekYearFormatToken('GGGG',  'isoWeekYear');
-    addWeekYearFormatToken('GGGGG', 'isoWeekYear');
-
-    // ALIASES
-
-    addUnitAlias('weekYear', 'gg');
-    addUnitAlias('isoWeekYear', 'GG');
-
-    // PARSING
-
-    addRegexToken('G',      matchSigned);
-    addRegexToken('g',      matchSigned);
-    addRegexToken('GG',     match1to2, match2);
-    addRegexToken('gg',     match1to2, match2);
-    addRegexToken('GGGG',   match1to4, match4);
-    addRegexToken('gggg',   match1to4, match4);
-    addRegexToken('GGGGG',  match1to6, match6);
-    addRegexToken('ggggg',  match1to6, match6);
-
-    addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {
-        week[token.substr(0, 2)] = toInt(input);
-    });
-
-    addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {
-        week[token] = utils_hooks__hooks.parseTwoDigitYear(input);
-    });
-
-    // MOMENTS
-
-    function getSetWeekYear (input) {
-        return getSetWeekYearHelper.call(this,
-                input,
-                this.week(),
-                this.weekday(),
-                this.localeData()._week.dow,
-                this.localeData()._week.doy);
-    }
-
-    function getSetISOWeekYear (input) {
-        return getSetWeekYearHelper.call(this,
-                input, this.isoWeek(), this.isoWeekday(), 1, 4);
-    }
-
-    function getISOWeeksInYear () {
-        return weeksInYear(this.year(), 1, 4);
-    }
-
-    function getWeeksInYear () {
-        var weekInfo = this.localeData()._week;
-        return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
-    }
-
-    function getSetWeekYearHelper(input, week, weekday, dow, doy) {
-        var weeksTarget;
-        if (input == null) {
-            return weekOfYear(this, dow, doy).year;
-        } else {
-            weeksTarget = weeksInYear(input, dow, doy);
-            if (week > weeksTarget) {
-                week = weeksTarget;
-            }
-            return setWeekAll.call(this, input, week, weekday, dow, doy);
-        }
-    }
-
-    function setWeekAll(weekYear, week, weekday, dow, doy) {
-        var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
-            date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);
-
-        this.year(date.getUTCFullYear());
-        this.month(date.getUTCMonth());
-        this.date(date.getUTCDate());
-        return this;
-    }
-
-    // FORMATTING
-
-    addFormatToken('Q', 0, 'Qo', 'quarter');
-
-    // ALIASES
-
-    addUnitAlias('quarter', 'Q');
-
-    // PARSING
-
-    addRegexToken('Q', match1);
-    addParseToken('Q', function (input, array) {
-        array[MONTH] = (toInt(input) - 1) * 3;
-    });
-
-    // MOMENTS
-
-    function getSetQuarter (input) {
-        return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
-    }
-
     // FORMATTING
 
@@ -2645 +1203 @@
     addUnitAlias('week', 'w');
     addUnitAlias('isoWeek', 'W');
+
+    // PRIORITIES
+
+    addUnitPriority('week', 5);
+    addUnitPriority('isoWeek', 5);
 
     // PARSING
@@ -2692 +1255 @@
     // FORMATTING
 
-    addFormatToken('D', ['DD', 2], 'Do', 'date');
-
-    // ALIASES
-
-    addUnitAlias('date', 'D');
-
-    // PARSING
-
-    addRegexToken('D',  match1to2);
-    addRegexToken('DD', match1to2, match2);
-    addRegexToken('Do', function (isStrict, locale) {
-        return isStrict ? locale._ordinalParse : locale._ordinalParseLenient;
-    });
-
-    addParseToken(['D', 'DD'], DATE);
-    addParseToken('Do', function (input, array) {
-        array[DATE] = toInt(input.match(match1to2)[0], 10);
-    });
-
-    // MOMENTS
-
-    var getSetDayOfMonth = makeGetSet('Date', true);
-
-    // FORMATTING
-
     addFormatToken('d', 0, 'do', 'day');
 
@@ -2739 +1277 @@
     addUnitAlias('weekday', 'e');
     addUnitAlias('isoWeekday', 'E');
+
+    // PRIORITY
+    addUnitPriority('day', 11);
+    addUnitPriority('weekday', 11);
+    addUnitPriority('isoWeekday', 11);
 
     // PARSING
@@ -2788 +1331 @@
     }
 
+    function parseIsoWeekday(input, locale) {
+        if (typeof input === 'string') {
+            return locale.weekdaysParse(input) % 7 || 7;
+        }
+        return isNaN(input) ? null : input;
+    }
+
     // LOCALES
 
     var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_');
     function localeWeekdays (m, format) {
+        if (!m) {
+            return this._weekdays;
+        }
         return isArray(this._weekdays) ? this._weekdays[m.day()] :
             this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()];
@@ -2798 +1351 @@
     var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');
     function localeWeekdaysShort (m) {
-        return this._weekdaysShort[m.day()];
+        return (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort;
     }
 
     var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_');
     function localeWeekdaysMin (m) {
-        return this._weekdaysMin[m.day()];
+        return (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin;
     }
 
@@ -2937 +1490 @@
             return input != null ? this : NaN;
         }
+
         // behaves the same as moment#day except
         // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
         // as a setter, sunday should belong to the previous week.
-        return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7);
+
+        if (input != null) {
+            var weekday = parseIsoWeekday(input, this.localeData());
+            return this.day(this.day() % 7 ? weekday : weekday - 7);
+        } else {
+            return this.day() || 7;
+        }
     }
 
@@ -2955 +1515 @@
             }
         } else {
+            if (!hasOwnProp(this, '_weekdaysRegex')) {
+                this._weekdaysRegex = defaultWeekdaysRegex;
+            }
             return this._weekdaysStrictRegex && isStrict ?
                 this._weekdaysStrictRegex : this._weekdaysRegex;
@@ -2972 +1535 @@
             }
         } else {
+            if (!hasOwnProp(this, '_weekdaysShortRegex')) {
+                this._weekdaysShortRegex = defaultWeekdaysShortRegex;
+            }
             return this._weekdaysShortStrictRegex && isStrict ?
                 this._weekdaysShortStrictRegex : this._weekdaysShortRegex;
@@ -2989 +1555 @@
             }
         } else {
+            if (!hasOwnProp(this, '_weekdaysMinRegex')) {
+                this._weekdaysMinRegex = defaultWeekdaysMinRegex;
+            }
             return this._weekdaysMinStrictRegex && isStrict ?
                 this._weekdaysMinStrictRegex : this._weekdaysMinRegex;
@@ -3038 +1607 @@
     // FORMATTING
 
-    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');
-
-    // ALIASES
-
-    addUnitAlias('dayOfYear', 'DDD');
-
-    // PARSING
-
-    addRegexToken('DDD',  match1to3);
-    addRegexToken('DDDD', match3);
-    addParseToken(['DDD', 'DDDD'], function (input, array, config) {
-        config._dayOfYear = toInt(input);
-    });
-
-    // HELPERS
-
-    // MOMENTS
-
-    function getSetDayOfYear (input) {
-        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
-        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
-    }
-
-    // FORMATTING
-
     function hFormat() {
         return this.hours() % 12 || 12;
@@ -3105 +1649 @@
 
     addUnitAlias('hour', 'h');
+
+    // PRIORITY
+    addUnitPriority('hour', 13);
 
     // PARSING
@@ -3186 +1733 @@
     var getSetHour = makeGetSet('Hours', true);
 
+    var baseConfig = {
+        calendar: defaultCalendar,
+        longDateFormat: defaultLongDateFormat,
+        invalidDate: defaultInvalidDate,
+        ordinal: defaultOrdinal,
+        ordinalParse: defaultOrdinalParse,
+        relativeTime: defaultRelativeTime,
+
+        months: defaultLocaleMonths,
+        monthsShort: defaultLocaleMonthsShort,
+
+        week: defaultLocaleWeek,
+
+        weekdays: defaultLocaleWeekdays,
+        weekdaysMin: defaultLocaleWeekdaysMin,
+        weekdaysShort: defaultLocaleWeekdaysShort,
+
+        meridiemParse: defaultLocaleMeridiemParse
+    };
+
+    // internal storage for locale config files
+    var locales = {};
+    var globalLocale;
+
+    function normalizeLocale(key) {
+        return key ? key.toLowerCase().replace('_', '-') : key;
+    }
+
+    // pick the locale from the array
+    // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
+    // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
+    function chooseLocale(names) {
+        var i = 0, j, next, locale, split;
+
+        while (i < names.length) {
+            split = normalizeLocale(names[i]).split('-');
+            j = split.length;
+            next = normalizeLocale(names[i + 1]);
+            next = next ? next.split('-') : null;
+            while (j > 0) {
+                locale = loadLocale(split.slice(0, j).join('-'));
+                if (locale) {
+                    return locale;
+                }
+                if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
+                    //the next array item is better than a shallower substring of this one
+                    break;
+                }
+                j--;
+            }
+            i++;
+        }
+        return null;
+    }
+
+    function loadLocale(name) {
+        var oldLocale = null;
+        // TODO: Find a better way to register and load all the locales in Node
+        if (!locales[name] && (typeof module !== 'undefined') &&
+                module && module.exports) {
+            try {
+                oldLocale = globalLocale._abbr;
+                require('./locale/' + name);
+                // because defineLocale currently also sets the global locale, we
+                // want to undo that for lazy loaded locales
+                locale_locales__getSetGlobalLocale(oldLocale);
+            } catch (e) { }
+        }
+        return locales[name];
+    }
+
+    // This function will load locale and then set the global locale.  If
+    // no arguments are passed in, it will simply return the current global
+    // locale key.
+    function locale_locales__getSetGlobalLocale (key, values) {
+        var data;
+        if (key) {
+            if (isUndefined(values)) {
+                data = locale_locales__getLocale(key);
+            }
+            else {
+                data = defineLocale(key, values);
+            }
+
+            if (data) {
+                // moment.duration._locale = moment._locale = data;
+                globalLocale = data;
+            }
+        }
+
+        return globalLocale._abbr;
+    }
+
+    function defineLocale (name, config) {
+        if (config !== null) {
+            var parentConfig = baseConfig;
+            config.abbr = name;
+            if (locales[name] != null) {
+                deprecateSimple('defineLocaleOverride',
+                        'use moment.updateLocale(localeName, config) to change ' +
+                        'an existing locale. moment.defineLocale(localeName, ' +
+                        'config) should only be used for creating a new locale ' +
+                        'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.');
+                parentConfig = locales[name]._config;
+            } else if (config.parentLocale != null) {
+                if (locales[config.parentLocale] != null) {
+                    parentConfig = locales[config.parentLocale]._config;
+                } else {
+                    // treat as if there is no base config
+                    deprecateSimple('parentLocaleUndefined',
+                            'specified parentLocale is not defined yet. See http://momentjs.com/guides/#/warnings/parent-locale/');
+                }
+            }
+            locales[name] = new Locale(mergeConfigs(parentConfig, config));
+
+            // backwards compat for now: also set the locale
+            locale_locales__getSetGlobalLocale(name);
+
+            return locales[name];
+        } else {
+            // useful for testing
+            delete locales[name];
+            return null;
+        }
+    }
+
+    function updateLocale(name, config) {
+        if (config != null) {
+            var locale, parentConfig = baseConfig;
+            // MERGE
+            if (locales[name] != null) {
+                parentConfig = locales[name]._config;
+            }
+            config = mergeConfigs(parentConfig, config);
+            locale = new Locale(config);
+            locale.parentLocale = locales[name];
+            locales[name] = locale;
+
+            // backwards compat for now: also set the locale
+            locale_locales__getSetGlobalLocale(name);
+        } else {
+            // pass null for config to unupdate, useful for tests
+            if (locales[name] != null) {
+                if (locales[name].parentLocale != null) {
+                    locales[name] = locales[name].parentLocale;
+                } else if (locales[name] != null) {
+                    delete locales[name];
+                }
+            }
+        }
+        return locales[name];
+    }
+
+    // returns locale data
+    function locale_locales__getLocale (key) {
+        var locale;
+
+        if (key && key._locale && key._locale._abbr) {
+            key = key._locale._abbr;
+        }
+
+        if (!key) {
+            return globalLocale;
+        }
+
+        if (!isArray(key)) {
+            //short-circuit everything else
+            locale = loadLocale(key);
+            if (locale) {
+                return locale;
+            }
+            key = [key];
+        }
+
+        return chooseLocale(key);
+    }
+
+    function locale_locales__listLocales() {
+        return keys(locales);
+    }
+
+    function checkOverflow (m) {
+        var overflow;
+        var a = m._a;
+
+        if (a && getParsingFlags(m).overflow === -2) {
+            overflow =
+                a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
+                a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
+                a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
+                a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
+                a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
+                a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
+                -1;
+
+            if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
+                overflow = DATE;
+            }
+            if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
+                overflow = WEEK;
+            }
+            if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
+                overflow = WEEKDAY;
+            }
+
+            getParsingFlags(m).overflow = overflow;
+        }
+
+        return m;
+    }
+
+    // iso 8601 regex
+    // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
+    var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
+    var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
+
+    var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/;
+
+    var isoDates = [
+        ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
+        ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
+        ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
+        ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
+        ['YYYY-DDD', /\d{4}-\d{3}/],
+        ['YYYY-MM', /\d{4}-\d\d/, false],
+        ['YYYYYYMMDD', /[+-]\d{10}/],
+        ['YYYYMMDD', /\d{8}/],
+        // YYYYMM is NOT allowed by the standard
+        ['GGGG[W]WWE', /\d{4}W\d{3}/],
+        ['GGGG[W]WW', /\d{4}W\d{2}/, false],
+        ['YYYYDDD', /\d{7}/]
+    ];
+
+    // iso time formats and regexes
+    var isoTimes = [
+        ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
+        ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
+        ['HH:mm:ss', /\d\d:\d\d:\d\d/],
+        ['HH:mm', /\d\d:\d\d/],
+        ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
+        ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
+        ['HHmmss', /\d\d\d\d\d\d/],
+        ['HHmm', /\d\d\d\d/],
+        ['HH', /\d\d/]
+    ];
+
+    var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;
+
+    // date from iso format
+    function configFromISO(config) {
+        var i, l,
+            string = config._i,
+            match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
+            allowTime, dateFormat, timeFormat, tzFormat;
+
+        if (match) {
+            getParsingFlags(config).iso = true;
+
+            for (i = 0, l = isoDates.length; i < l; i++) {
+                if (isoDates[i][1].exec(match[1])) {
+                    dateFormat = isoDates[i][0];
+                    allowTime = isoDates[i][2] !== false;
+                    break;
+                }
+            }
+            if (dateFormat == null) {
+                config._isValid = false;
+                return;
+            }
+            if (match[3]) {
+                for (i = 0, l = isoTimes.length; i < l; i++) {
+                    if (isoTimes[i][1].exec(match[3])) {
+                        // match[2] should be 'T' or space
+                        timeFormat = (match[2] || ' ') + isoTimes[i][0];
+                        break;
+                    }
+                }
+                if (timeFormat == null) {
+                    config._isValid = false;
+                    return;
+                }
+            }
+            if (!allowTime && timeFormat != null) {
+                config._isValid = false;
+                return;
+            }
+            if (match[4]) {
+                if (tzRegex.exec(match[4])) {
+                    tzFormat = 'Z';
+                } else {
+                    config._isValid = false;
+                    return;
+                }
+            }
+            config._f = dateFormat + (timeFormat || '') + (tzFormat || '');
+            configFromStringAndFormat(config);
+        } else {
+            config._isValid = false;
+        }
+    }
+
+    // date from iso format or fallback
+    function configFromString(config) {
+        var matched = aspNetJsonRegex.exec(config._i);
+
+        if (matched !== null) {
+            config._d = new Date(+matched[1]);
+            return;
+        }
+
+        configFromISO(config);
+        if (config._isValid === false) {
+            delete config._isValid;
+            utils_hooks__hooks.createFromInputFallback(config);
+        }
+    }
+
+    utils_hooks__hooks.createFromInputFallback = deprecate(
+        'value provided is not in a recognized ISO format. moment construction falls back to js Date(), ' +
+        'which is not reliable across all browsers and versions. Non ISO date formats are ' +
+        'discouraged and will be removed in an upcoming major release. Please refer to ' +
+        'http://momentjs.com/guides/#/warnings/js-date/ for more info.',
+        function (config) {
+            config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
+        }
+    );
+
+    // Pick the first defined of two or three arguments.
+    function defaults(a, b, c) {
+        if (a != null) {
+            return a;
+        }
+        if (b != null) {
+            return b;
+        }
+        return c;
+    }
+
+    function currentDateArray(config) {
+        // hooks is actually the exported moment object
+        var nowValue = new Date(utils_hooks__hooks.now());
+        if (config._useUTC) {
+            return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];
+        }
+        return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];
+    }
+
+    // convert an array to a date.
+    // the array should mirror the parameters below
+    // note: all values past the year are optional and will default to the lowest possible value.
+    // [year, month, day , hour, minute, second, millisecond]
+    function configFromArray (config) {
+        var i, date, input = [], currentDate, yearToUse;
+
+        if (config._d) {
+            return;
+        }
+
+        currentDate = currentDateArray(config);
+
+        //compute day of the year from weeks and weekdays
+        if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
+            dayOfYearFromWeekInfo(config);
+        }
+
+        //if the day of the year is set, figure out what it is
+        if (config._dayOfYear) {
+            yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
+
+            if (config._dayOfYear > daysInYear(yearToUse)) {
+                getParsingFlags(config)._overflowDayOfYear = true;
+            }
+
+            date = createUTCDate(yearToUse, 0, config._dayOfYear);
+            config._a[MONTH] = date.getUTCMonth();
+            config._a[DATE] = date.getUTCDate();
+        }
+
+        // Default to current date.
+        // * if no year, month, day of month are given, default to today
+        // * if day of month is given, default month and year
+        // * if month is given, default only year
+        // * if year is given, don't default anything
+        for (i = 0; i < 3 && config._a[i] == null; ++i) {
+            config._a[i] = input[i] = currentDate[i];
+        }
+
+        // Zero out whatever was not defaulted, including time
+        for (; i < 7; i++) {
+            config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
+        }
+
+        // Check for 24:00:00.000
+        if (config._a[HOUR] === 24 &&
+                config._a[MINUTE] === 0 &&
+                config._a[SECOND] === 0 &&
+                config._a[MILLISECOND] === 0) {
+            config._nextDay = true;
+            config._a[HOUR] = 0;
+        }
+
+        config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);
+        // Apply timezone offset from input. The actual utcOffset can be changed
+        // with parseZone.
+        if (config._tzm != null) {
+            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
+        }
+
+        if (config._nextDay) {
+            config._a[HOUR] = 24;
+        }
+    }
+
+    function dayOfYearFromWeekInfo(config) {
+        var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;
+
+        w = config._w;
+        if (w.GG != null || w.W != null || w.E != null) {
+            dow = 1;
+            doy = 4;
+
+            // TODO: We need to take the current isoWeekYear, but that depends on
+            // how we interpret now (local, utc, fixed offset). So create
+            // a now version of current config (take local/utc/offset flags, and
+            // create now).
+            weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(local__createLocal(), 1, 4).year);
+            week = defaults(w.W, 1);
+            weekday = defaults(w.E, 1);
+            if (weekday < 1 || weekday > 7) {
+                weekdayOverflow = true;
+            }
+        } else {
+            dow = config._locale._week.dow;
+            doy = config._locale._week.doy;
+
+            weekYear = defaults(w.gg, config._a[YEAR], weekOfYear(local__createLocal(), dow, doy).year);
+            week = defaults(w.w, 1);
+
+            if (w.d != null) {
+                // weekday -- low day numbers are considered next week
+                weekday = w.d;
+                if (weekday < 0 || weekday > 6) {
+                    weekdayOverflow = true;
+                }
+            } else if (w.e != null) {
+                // local weekday -- counting starts from begining of week
+                weekday = w.e + dow;
+                if (w.e < 0 || w.e > 6) {
+                    weekdayOverflow = true;
+                }
+            } else {
+                // default to begining of week
+                weekday = dow;
+            }
+        }
+        if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
+            getParsingFlags(config)._overflowWeeks = true;
+        } else if (weekdayOverflow != null) {
+            getParsingFlags(config)._overflowWeekday = true;
+        } else {
+            temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
+            config._a[YEAR] = temp.year;
+            config._dayOfYear = temp.dayOfYear;
+        }
+    }
+
+    // constant that refers to the ISO standard
+    utils_hooks__hooks.ISO_8601 = function () {};
+
+    // date from string and format string
+    function configFromStringAndFormat(config) {
+        // TODO: Move this to another part of the creation flow to prevent circular deps
+        if (config._f === utils_hooks__hooks.ISO_8601) {
+            configFromISO(config);
+            return;
+        }
+
+        config._a = [];
+        getParsingFlags(config).empty = true;
+
+        // This array is used to make a Date, either with `new Date` or `Date.UTC`
+        var string = '' + config._i,
+            i, parsedInput, tokens, token, skipped,
+            stringLength = string.length,
+            totalParsedInputLength = 0;
+
+        tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];
+
+        for (i = 0; i < tokens.length; i++) {
+            token = tokens[i];
+            parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
+            // console.log('token', token, 'parsedInput', parsedInput,
+            //         'regex', getParseRegexForToken(token, config));
+            if (parsedInput) {
+                skipped = string.substr(0, string.indexOf(parsedInput));
+                if (skipped.length > 0) {
+                    getParsingFlags(config).unusedInput.push(skipped);
+                }
+                string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
+                totalParsedInputLength += parsedInput.length;
+            }
+            // don't parse if it's not a known token
+            if (formatTokenFunctions[token]) {
+                if (parsedInput) {
+                    getParsingFlags(config).empty = false;
+                }
+                else {
+                    getParsingFlags(config).unusedTokens.push(token);
+                }
+                addTimeToArrayFromToken(token, parsedInput, config);
+            }
+            else if (config._strict && !parsedInput) {
+                getParsingFlags(config).unusedTokens.push(token);
+            }
+        }
+
+        // add remaining unparsed input length to the string
+        getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;
+        if (string.length > 0) {
+            getParsingFlags(config).unusedInput.push(string);
+        }
+
+        // clear _12h flag if hour is <= 12
+        if (config._a[HOUR] <= 12 &&
+            getParsingFlags(config).bigHour === true &&
+            config._a[HOUR] > 0) {
+            getParsingFlags(config).bigHour = undefined;
+        }
+
+        getParsingFlags(config).parsedDateParts = config._a.slice(0);
+        getParsingFlags(config).meridiem = config._meridiem;
+        // handle meridiem
+        config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);
+
+        configFromArray(config);
+        checkOverflow(config);
+    }
+
+
+    function meridiemFixWrap (locale, hour, meridiem) {
+        var isPm;
+
+        if (meridiem == null) {
+            // nothing to do
+            return hour;
+        }
+        if (locale.meridiemHour != null) {
+            return locale.meridiemHour(hour, meridiem);
+        } else if (locale.isPM != null) {
+            // Fallback
+            isPm = locale.isPM(meridiem);
+            if (isPm && hour < 12) {
+                hour += 12;
+            }
+            if (!isPm && hour === 12) {
+                hour = 0;
+            }
+            return hour;
+        } else {
+            // this is not supposed to happen
+            return hour;
+        }
+    }
+
+    // date from string and array of format strings
+    function configFromStringAndArray(config) {
+        var tempConfig,
+            bestMoment,
+
+            scoreToBeat,
+            i,
+            currentScore;
+
+        if (config._f.length === 0) {
+            getParsingFlags(config).invalidFormat = true;
+            config._d = new Date(NaN);
+            return;
+        }
+
+        for (i = 0; i < config._f.length; i++) {
+            currentScore = 0;
+            tempConfig = copyConfig({}, config);
+            if (config._useUTC != null) {
+                tempConfig._useUTC = config._useUTC;
+            }
+            tempConfig._f = config._f[i];
+            configFromStringAndFormat(tempConfig);
+
+            if (!valid__isValid(tempConfig)) {
+                continue;
+            }
+
+            // if there is any input that was not parsed add a penalty for that format
+            currentScore += getParsingFlags(tempConfig).charsLeftOver;
+
+            //or tokens
+            currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;
+
+            getParsingFlags(tempConfig).score = currentScore;
+
+            if (scoreToBeat == null || currentScore < scoreToBeat) {
+                scoreToBeat = currentScore;
+                bestMoment = tempConfig;
+            }
+        }
+
+        extend(config, bestMoment || tempConfig);
+    }
+
+    function configFromObject(config) {
+        if (config._d) {
+            return;
+        }
+
+        var i = normalizeObjectUnits(config._i);
+        config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {
+            return obj && parseInt(obj, 10);
+        });
+
+        configFromArray(config);
+    }
+
+    function createFromConfig (config) {
+        var res = new Moment(checkOverflow(prepareConfig(config)));
+        if (res._nextDay) {
+            // Adding is smart enough around DST
+            res.add(1, 'd');
+            res._nextDay = undefined;
+        }
+
+        return res;
+    }
+
+    function prepareConfig (config) {
+        var input = config._i,
+            format = config._f;
+
+        config._locale = config._locale || locale_locales__getLocale(config._l);
+
+        if (input === null || (format === undefined && input === '')) {
+            return valid__createInvalid({nullInput: true});
+        }
+
+        if (typeof input === 'string') {
+            config._i = input = config._locale.preparse(input);
+        }
+
+        if (isMoment(input)) {
+            return new Moment(checkOverflow(input));
+        } else if (isArray(format)) {
+            configFromStringAndArray(config);
+        } else if (isDate(input)) {
+            config._d = input;
+        } else if (format) {
+            configFromStringAndFormat(config);
+        }  else {
+            configFromInput(config);
+        }
+
+        if (!valid__isValid(config)) {
+            config._d = null;
+        }
+
+        return config;
+    }
+
+    function configFromInput(config) {
+        var input = config._i;
+        if (input === undefined) {
+            config._d = new Date(utils_hooks__hooks.now());
+        } else if (isDate(input)) {
+            config._d = new Date(input.valueOf());
+        } else if (typeof input === 'string') {
+            configFromString(config);
+        } else if (isArray(input)) {
+            config._a = map(input.slice(0), function (obj) {
+                return parseInt(obj, 10);
+            });
+            configFromArray(config);
+        } else if (typeof(input) === 'object') {
+            configFromObject(config);
+        } else if (typeof(input) === 'number') {
+            // from milliseconds
+            config._d = new Date(input);
+        } else {
+            utils_hooks__hooks.createFromInputFallback(config);
+        }
+    }
+
+    function createLocalOrUTC (input, format, locale, strict, isUTC) {
+        var c = {};
+
+        if (typeof(locale) === 'boolean') {
+            strict = locale;
+            locale = undefined;
+        }
+
+        if ((isObject(input) && isObjectEmpty(input)) ||
+                (isArray(input) && input.length === 0)) {
+            input = undefined;
+        }
+        // object construction must be done this way.
+        // https://github.com/moment/moment/issues/1423
+        c._isAMomentObject = true;
+        c._useUTC = c._isUTC = isUTC;
+        c._l = locale;
+        c._i = input;
+        c._f = format;
+        c._strict = strict;
+
+        return createFromConfig(c);
+    }
+
+    function local__createLocal (input, format, locale, strict) {
+        return createLocalOrUTC(input, format, locale, strict, false);
+    }
+
+    var prototypeMin = deprecate(
+        'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/',
+        function () {
+            var other = local__createLocal.apply(null, arguments);
+            if (this.isValid() && other.isValid()) {
+                return other < this ? this : other;
+            } else {
+                return valid__createInvalid();
+            }
+        }
+    );
+
+    var prototypeMax = deprecate(
+        'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',
+        function () {
+            var other = local__createLocal.apply(null, arguments);
+            if (this.isValid() && other.isValid()) {
+                return other > this ? this : other;
+            } else {
+                return valid__createInvalid();
+            }
+        }
+    );
+
+    // Pick a moment m from moments so that m[fn](other) is true for all
+    // other. This relies on the function fn to be transitive.
+    //
+    // moments should either be an array of moment objects or an array, whose
+    // first element is an array of moment objects.
+    function pickBy(fn, moments) {
+        var res, i;
+        if (moments.length === 1 && isArray(moments[0])) {
+            moments = moments[0];
+        }
+        if (!moments.length) {
+            return local__createLocal();
+        }
+        res = moments[0];
+        for (i = 1; i < moments.length; ++i) {
+            if (!moments[i].isValid() || moments[i][fn](res)) {
+                res = moments[i];
+            }
+        }
+        return res;
+    }
+
+    // TODO: Use [].sort instead?
+    function min () {
+        var args = [].slice.call(arguments, 0);
+
+        return pickBy('isBefore', args);
+    }
+
+    function max () {
+        var args = [].slice.call(arguments, 0);
+
+        return pickBy('isAfter', args);
+    }
+
+    var now = function () {
+        return Date.now ? Date.now() : +(new Date());
+    };
+
+    function Duration (duration) {
+        var normalizedInput = normalizeObjectUnits(duration),
+            years = normalizedInput.year || 0,
+            quarters = normalizedInput.quarter || 0,
+            months = normalizedInput.month || 0,
+            weeks = normalizedInput.week || 0,
+            days = normalizedInput.day || 0,
+            hours = normalizedInput.hour || 0,
+            minutes = normalizedInput.minute || 0,
+            seconds = normalizedInput.second || 0,
+            milliseconds = normalizedInput.millisecond || 0;
+
+        // representation for dateAddRemove
+        this._milliseconds = +milliseconds +
+            seconds * 1e3 + // 1000
+            minutes * 6e4 + // 1000 * 60
+            hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978
+        // Because of dateAddRemove treats 24 hours as different from a
+        // day when working around DST, we need to store them separately
+        this._days = +days +
+            weeks * 7;
+        // It is impossible translate months into days without knowing
+        // which months you are are talking about, so we have to store
+        // it separately.
+        this._months = +months +
+            quarters * 3 +
+            years * 12;
+
+        this._data = {};
+
+        this._locale = locale_locales__getLocale();
+
+        this._bubble();
+    }
+
+    function isDuration (obj) {
+        return obj instanceof Duration;
+    }
+
+    function absRound (number) {
+        if (number < 0) {
+            return Math.round(-1 * number) * -1;
+        } else {
+            return Math.round(number);
+        }
+    }
+
     // FORMATTING
 
+    function offset (token, separator) {
+        addFormatToken(token, 0, 0, function () {
+            var offset = this.utcOffset();
+            var sign = '+';
+            if (offset < 0) {
+                offset = -offset;
+                sign = '-';
+            }
+            return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);
+        });
+    }
+
+    offset('Z', ':');
+    offset('ZZ', '');
+
+    // PARSING
+
+    addRegexToken('Z',  matchShortOffset);
+    addRegexToken('ZZ', matchShortOffset);
+    addParseToken(['Z', 'ZZ'], function (input, array, config) {
+        config._useUTC = true;
+        config._tzm = offsetFromString(matchShortOffset, input);
+    });
+
+    // HELPERS
+
+    // timezone chunker
+    // '+10:00' > ['10',  '00']
+    // '-1530'  > ['-15', '30']
+    var chunkOffset = /([\+\-]|\d\d)/gi;
+
+    function offsetFromString(matcher, string) {
+        var matches = ((string || '').match(matcher) || []);
+        var chunk   = matches[matches.length - 1] || [];
+        var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];
+        var minutes = +(parts[1] * 60) + toInt(parts[2]);
+
+        return parts[0] === '+' ? minutes : -minutes;
+    }
+
+    // Return a moment from input, that is local/utc/zone equivalent to model.
+    function cloneWithOffset(input, model) {
+        var res, diff;
+        if (model._isUTC) {
+            res = model.clone();
+            diff = (isMoment(input) || isDate(input) ? input.valueOf() : local__createLocal(input).valueOf()) - res.valueOf();
+            // Use low-level api, because this fn is low-level api.
+            res._d.setTime(res._d.valueOf() + diff);
+            utils_hooks__hooks.updateOffset(res, false);
+            return res;
+        } else {
+            return local__createLocal(input).local();
+        }
+    }
+
+    function getDateOffset (m) {
+        // On Firefox.24 Date#getTimezoneOffset returns a floating point.
+        // https://github.com/moment/moment/pull/1871
+        return -Math.round(m._d.getTimezoneOffset() / 15) * 15;
+    }
+
+    // HOOKS
+
+    // This function will be called whenever a moment is mutated.
+    // It is intended to keep the offset in sync with the timezone.
+    utils_hooks__hooks.updateOffset = function () {};
+
+    // MOMENTS
+
+    // keepLocalTime = true means only change the timezone, without
+    // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
+    // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
+    // +0200, so we adjust the time as needed, to be valid.
+    //
+    // Keeping the time actually adds/subtracts (one hour)
+    // from the actual represented time. That is why we call updateOffset
+    // a second time. In case it wants us to change the offset again
+    // _changeInProgress == true case, then we have to adjust, because
+    // there is no such time in the given timezone.
+    function getSetOffset (input, keepLocalTime) {
+        var offset = this._offset || 0,
+            localAdjust;
+        if (!this.isValid()) {
+            return input != null ? this : NaN;
+        }
+        if (input != null) {
+            if (typeof input === 'string') {
+                input = offsetFromString(matchShortOffset, input);
+            } else if (Math.abs(input) < 16) {
+                input = input * 60;
+            }
+            if (!this._isUTC && keepLocalTime) {
+                localAdjust = getDateOffset(this);
+            }
+            this._offset = input;
+            this._isUTC = true;
+            if (localAdjust != null) {
+                this.add(localAdjust, 'm');
+            }
+            if (offset !== input) {
+                if (!keepLocalTime || this._changeInProgress) {
+                    add_subtract__addSubtract(this, create__createDuration(input - offset, 'm'), 1, false);
+                } else if (!this._changeInProgress) {
+                    this._changeInProgress = true;
+                    utils_hooks__hooks.updateOffset(this, true);
+                    this._changeInProgress = null;
+                }
+            }
+            return this;
+        } else {
+            return this._isUTC ? offset : getDateOffset(this);
+        }
+    }
+
+    function getSetZone (input, keepLocalTime) {
+        if (input != null) {
+            if (typeof input !== 'string') {
+                input = -input;
+            }
+
+            this.utcOffset(input, keepLocalTime);
+
+            return this;
+        } else {
+            return -this.utcOffset();
+        }
+    }
+
+    function setOffsetToUTC (keepLocalTime) {
+        return this.utcOffset(0, keepLocalTime);
+    }
+
+    function setOffsetToLocal (keepLocalTime) {
+        if (this._isUTC) {
+            this.utcOffset(0, keepLocalTime);
+            this._isUTC = false;
+
+            if (keepLocalTime) {
+                this.subtract(getDateOffset(this), 'm');
+            }
+        }
+        return this;
+    }
+
+    function setOffsetToParsedOffset () {
+        if (this._tzm) {
+            this.utcOffset(this._tzm);
+        } else if (typeof this._i === 'string') {
+            var tZone = offsetFromString(matchOffset, this._i);
+
+            if (tZone === 0) {
+                this.utcOffset(0, true);
+            } else {
+                this.utcOffset(offsetFromString(matchOffset, this._i));
+            }
+        }
+        return this;
+    }
+
+    function hasAlignedHourOffset (input) {
+        if (!this.isValid()) {
+            return false;
+        }
+        input = input ? local__createLocal(input).utcOffset() : 0;
+
+        return (this.utcOffset() - input) % 60 === 0;
+    }
+
+    function isDaylightSavingTime () {
+        return (
+            this.utcOffset() > this.clone().month(0).utcOffset() ||
+            this.utcOffset() > this.clone().month(5).utcOffset()
+        );
+    }
+
+    function isDaylightSavingTimeShifted () {
+        if (!isUndefined(this._isDSTShifted)) {
+            return this._isDSTShifted;
+        }
+
+        var c = {};
+
+        copyConfig(c, this);
+        c = prepareConfig(c);
+
+        if (c._a) {
+            var other = c._isUTC ? create_utc__createUTC(c._a) : local__createLocal(c._a);
+            this._isDSTShifted = this.isValid() &&
+                compareArrays(c._a, other.toArray()) > 0;
+        } else {
+            this._isDSTShifted = false;
+        }
+
+        return this._isDSTShifted;
+    }
+
+    function isLocal () {
+        return this.isValid() ? !this._isUTC : false;
+    }
+
+    function isUtcOffset () {
+        return this.isValid() ? this._isUTC : false;
+    }
+
+    function isUtc () {
+        return this.isValid() ? this._isUTC && this._offset === 0 : false;
+    }
+
+    // ASP.NET json date format regex
+    var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/;
+
+    // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
+    // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
+    // and further modified to allow for strings containing both week and day
+    var isoRegex = /^(-)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;
+
+    function create__createDuration (input, key) {
+        var duration = input,
+            // matching against regexp is expensive, do it on demand
+            match = null,
+            sign,
+            ret,
+            diffRes;
+
+        if (isDuration(input)) {
+            duration = {
+                ms : input._milliseconds,
+                d  : input._days,
+                M  : input._months
+            };
+        } else if (typeof input === 'number') {
+            duration = {};
+            if (key) {
+                duration[key] = input;
+            } else {
+                duration.milliseconds = input;
+            }
+        } else if (!!(match = aspNetRegex.exec(input))) {
+            sign = (match[1] === '-') ? -1 : 1;
+            duration = {
+                y  : 0,
+                d  : toInt(match[DATE])                         * sign,
+                h  : toInt(match[HOUR])                         * sign,
+                m  : toInt(match[MINUTE])                       * sign,
+                s  : toInt(match[SECOND])                       * sign,
+                ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match
+            };
+        } else if (!!(match = isoRegex.exec(input))) {
+            sign = (match[1] === '-') ? -1 : 1;
+            duration = {
+                y : parseIso(match[2], sign),
+                M : parseIso(match[3], sign),
+                w : parseIso(match[4], sign),
+                d : parseIso(match[5], sign),
+                h : parseIso(match[6], sign),
+                m : parseIso(match[7], sign),
+                s : parseIso(match[8], sign)
+            };
+        } else if (duration == null) {// checks for null or undefined
+            duration = {};
+        } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {
+            diffRes = momentsDifference(local__createLocal(duration.from), local__createLocal(duration.to));
+
+            duration = {};
+            duration.ms = diffRes.milliseconds;
+            duration.M = diffRes.months;
+        }
+
+        ret = new Duration(duration);
+
+        if (isDuration(input) && hasOwnProp(input, '_locale')) {
+            ret._locale = input._locale;
+        }
+
+        return ret;
+    }
+
+    create__createDuration.fn = Duration.prototype;
+
+    function parseIso (inp, sign) {
+        // We'd normally use ~~inp for this, but unfortunately it also
+        // converts floats to ints.
+        // inp may be undefined, so careful calling replace on it.
+        var res = inp && parseFloat(inp.replace(',', '.'));
+        // apply sign while we're at it
+        return (isNaN(res) ? 0 : res) * sign;
+    }
+
+    function positiveMomentsDifference(base, other) {
+        var res = {milliseconds: 0, months: 0};
+
+        res.months = other.month() - base.month() +
+            (other.year() - base.year()) * 12;
+        if (base.clone().add(res.months, 'M').isAfter(other)) {
+            --res.months;
+        }
+
+        res.milliseconds = +other - +(base.clone().add(res.months, 'M'));
+
+        return res;
+    }
+
+    function momentsDifference(base, other) {
+        var res;
+        if (!(base.isValid() && other.isValid())) {
+            return {milliseconds: 0, months: 0};
+        }
+
+        other = cloneWithOffset(other, base);
+        if (base.isBefore(other)) {
+            res = positiveMomentsDifference(base, other);
+        } else {
+            res = positiveMomentsDifference(other, base);
+            res.milliseconds = -res.milliseconds;
+            res.months = -res.months;
+        }
+
+        return res;
+    }
+
+    // TODO: remove 'name' arg after deprecation is removed
+    function createAdder(direction, name) {
+        return function (val, period) {
+            var dur, tmp;
+            //invert the arguments, but complain about it
+            if (period !== null && !isNaN(+period)) {
+                deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' +
+                'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.');
+                tmp = val; val = period; period = tmp;
+            }
+
+            val = typeof val === 'string' ? +val : val;
+            dur = create__createDuration(val, period);
+            add_subtract__addSubtract(this, dur, direction);
+            return this;
+        };
+    }
+
+    function add_subtract__addSubtract (mom, duration, isAdding, updateOffset) {
+        var milliseconds = duration._milliseconds,
+            days = absRound(duration._days),
+            months = absRound(duration._months);
+
+        if (!mom.isValid()) {
+            // No op
+            return;
+        }
+
+        updateOffset = updateOffset == null ? true : updateOffset;
+
+        if (milliseconds) {
+            mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);
+        }
+        if (days) {
+            get_set__set(mom, 'Date', get_set__get(mom, 'Date') + days * isAdding);
+        }
+        if (months) {
+            setMonth(mom, get_set__get(mom, 'Month') + months * isAdding);
+        }
+        if (updateOffset) {
+            utils_hooks__hooks.updateOffset(mom, days || months);
+        }
+    }
+
+    var add_subtract__add      = createAdder(1, 'add');
+    var add_subtract__subtract = createAdder(-1, 'subtract');
+
+    function getCalendarFormat(myMoment, now) {
+        var diff = myMoment.diff(now, 'days', true);
+        return diff < -6 ? 'sameElse' :
+                diff < -1 ? 'lastWeek' :
+                diff < 0 ? 'lastDay' :
+                diff < 1 ? 'sameDay' :
+                diff < 2 ? 'nextDay' :
+                diff < 7 ? 'nextWeek' : 'sameElse';
+    }
+
+    function moment_calendar__calendar (time, formats) {
+        // We want to compare the start of today, vs this.
+        // Getting start-of-today depends on whether we're local/utc/offset or not.
+        var now = time || local__createLocal(),
+            sod = cloneWithOffset(now, this).startOf('day'),
+            format = utils_hooks__hooks.calendarFormat(this, sod) || 'sameElse';
+
+        var output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]);
+
+        return this.format(output || this.localeData().calendar(format, this, local__createLocal(now)));
+    }
+
+    function clone () {
+        return new Moment(this);
+    }
+
+    function isAfter (input, units) {
+        var localInput = isMoment(input) ? input : local__createLocal(input);
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
+        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
+        if (units === 'millisecond') {
+            return this.valueOf() > localInput.valueOf();
+        } else {
+            return localInput.valueOf() < this.clone().startOf(units).valueOf();
+        }
+    }
+
+    function isBefore (input, units) {
+        var localInput = isMoment(input) ? input : local__createLocal(input);
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
+        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
+        if (units === 'millisecond') {
+            return this.valueOf() < localInput.valueOf();
+        } else {
+            return this.clone().endOf(units).valueOf() < localInput.valueOf();
+        }
+    }
+
+    function isBetween (from, to, units, inclusivity) {
+        inclusivity = inclusivity || '()';
+        return (inclusivity[0] === '(' ? this.isAfter(from, units) : !this.isBefore(from, units)) &&
+            (inclusivity[1] === ')' ? this.isBefore(to, units) : !this.isAfter(to, units));
+    }
+
+    function isSame (input, units) {
+        var localInput = isMoment(input) ? input : local__createLocal(input),
+            inputMs;
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
+        units = normalizeUnits(units || 'millisecond');
+        if (units === 'millisecond') {
+            return this.valueOf() === localInput.valueOf();
+        } else {
+            inputMs = localInput.valueOf();
+            return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();
+        }
+    }
+
+    function isSameOrAfter (input, units) {
+        return this.isSame(input, units) || this.isAfter(input,units);
+    }
+
+    function isSameOrBefore (input, units) {
+        return this.isSame(input, units) || this.isBefore(input,units);
+    }
+
+    function diff (input, units, asFloat) {
+        var that,
+            zoneDelta,
+            delta, output;
+
+        if (!this.isValid()) {
+            return NaN;
+        }
+
+        that = cloneWithOffset(input, this);
+
+        if (!that.isValid()) {
+            return NaN;
+        }
+
+        zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;
+
+        units = normalizeUnits(units);
+
+        if (units === 'year' || units === 'month' || units === 'quarter') {
+            output = monthDiff(this, that);
+            if (units === 'quarter') {
+                output = output / 3;
+            } else if (units === 'year') {
+                output = output / 12;
+            }
+        } else {
+            delta = this - that;
+            output = units === 'second' ? delta / 1e3 : // 1000
+                units === 'minute' ? delta / 6e4 : // 1000 * 60
+                units === 'hour' ? delta / 36e5 : // 1000 * 60 * 60
+                units === 'day' ? (delta - zoneDelta) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
+                units === 'week' ? (delta - zoneDelta) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
+                delta;
+        }
+        return asFloat ? output : absFloor(output);
+    }
+
+    function monthDiff (a, b) {
+        // difference in months
+        var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
+            // b is in (anchor - 1 month, anchor + 1 month)
+            anchor = a.clone().add(wholeMonthDiff, 'months'),
+            anchor2, adjust;
+
+        if (b - anchor < 0) {
+            anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
+            // linear across the month
+            adjust = (b - anchor) / (anchor - anchor2);
+        } else {
+            anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
+            // linear across the month
+            adjust = (b - anchor) / (anchor2 - anchor);
+        }
+
+        //check for negative zero, return zero if negative zero
+        return -(wholeMonthDiff + adjust) || 0;
+    }
+
+    utils_hooks__hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';
+    utils_hooks__hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';
+
+    function toString () {
+        return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
+    }
+
+    function moment_format__toISOString () {
+        var m = this.clone().utc();
+        if (0 < m.year() && m.year() <= 9999) {
+            if (isFunction(Date.prototype.toISOString)) {
+                // native implementation is ~50x faster, use it when we can
+                return this.toDate().toISOString();
+            } else {
+                return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+            }
+        } else {
+            return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+        }
+    }
+
+    function format (inputString) {
+        if (!inputString) {
+            inputString = this.isUtc() ? utils_hooks__hooks.defaultFormatUtc : utils_hooks__hooks.defaultFormat;
+        }
+        var output = formatMoment(this, inputString);
+        return this.localeData().postformat(output);
+    }
+
+    function from (time, withoutSuffix) {
+        if (this.isValid() &&
+                ((isMoment(time) && time.isValid()) ||
+                 local__createLocal(time).isValid())) {
+            return create__createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
+        } else {
+            return this.localeData().invalidDate();
+        }
+    }
+
+    function fromNow (withoutSuffix) {
+        return this.from(local__createLocal(), withoutSuffix);
+    }
+
+    function to (time, withoutSuffix) {
+        if (this.isValid() &&
+                ((isMoment(time) && time.isValid()) ||
+                 local__createLocal(time).isValid())) {
+            return create__createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
+        } else {
+            return this.localeData().invalidDate();
+        }
+    }
+
+    function toNow (withoutSuffix) {
+        return this.to(local__createLocal(), withoutSuffix);
+    }
+
+    // If passed a locale key, it will set the locale for this
+    // instance.  Otherwise, it will return the locale configuration
+    // variables for this instance.
+    function locale (key) {
+        var newLocaleData;
+
+        if (key === undefined) {
+            return this._locale._abbr;
+        } else {
+            newLocaleData = locale_locales__getLocale(key);
+            if (newLocaleData != null) {
+                this._locale = newLocaleData;
+            }
+            return this;
+        }
+    }
+
+    var lang = deprecate(
+        'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
+        function (key) {
+            if (key === undefined) {
+                return this.localeData();
+            } else {
+                return this.locale(key);
+            }
+        }
+    );
+
+    function localeData () {
+        return this._locale;
+    }
+
+    function startOf (units) {
+        units = normalizeUnits(units);
+        // the following switch intentionally omits break keywords
+        // to utilize falling through the cases.
+        switch (units) {
+            case 'year':
+                this.month(0);
+                /* falls through */
+            case 'quarter':
+            case 'month':
+                this.date(1);
+                /* falls through */
+            case 'week':
+            case 'isoWeek':
+            case 'day':
+            case 'date':
+                this.hours(0);
+                /* falls through */
+            case 'hour':
+                this.minutes(0);
+                /* falls through */
+            case 'minute':
+                this.seconds(0);
+                /* falls through */
+            case 'second':
+                this.milliseconds(0);
+        }
+
+        // weeks are a special case
+        if (units === 'week') {
+            this.weekday(0);
+        }
+        if (units === 'isoWeek') {
+            this.isoWeekday(1);
+        }
+
+        // quarters are also special
+        if (units === 'quarter') {
+            this.month(Math.floor(this.month() / 3) * 3);
+        }
+
+        return this;
+    }
+
+    function endOf (units) {
+        units = normalizeUnits(units);
+        if (units === undefined || units === 'millisecond') {
+            return this;
+        }
+
+        // 'date' is an alias for 'day', so it should be considered as such.
+        if (units === 'date') {
+            units = 'day';
+        }
+
+        return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');
+    }
+
+    function to_type__valueOf () {
+        return this._d.valueOf() - ((this._offset || 0) * 60000);
+    }
+
+    function unix () {
+        return Math.floor(this.valueOf() / 1000);
+    }
+
+    function toDate () {
+        return new Date(this.valueOf());
+    }
+
+    function toArray () {
+        var m = this;
+        return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];
+    }
+
+    function toObject () {
+        var m = this;
+        return {
+            years: m.year(),
+            months: m.month(),
+            date: m.date(),
+            hours: m.hours(),
+            minutes: m.minutes(),
+            seconds: m.seconds(),
+            milliseconds: m.milliseconds()
+        };
+    }
+
+    function toJSON () {
+        // new Date(NaN).toJSON() === null
+        return this.isValid() ? this.toISOString() : null;
+    }
+
+    function moment_valid__isValid () {
+        return valid__isValid(this);
+    }
+
+    function parsingFlags () {
+        return extend({}, getParsingFlags(this));
+    }
+
+    function invalidAt () {
+        return getParsingFlags(this).overflow;
+    }
+
+    function creationData() {
+        return {
+            input: this._i,
+            format: this._f,
+            locale: this._locale,
+            isUTC: this._isUTC,
+            strict: this._strict
+        };
+    }
+
+    // FORMATTING
+
+    addFormatToken(0, ['gg', 2], 0, function () {
+        return this.weekYear() % 100;
+    });
+
+    addFormatToken(0, ['GG', 2], 0, function () {
+        return this.isoWeekYear() % 100;
+    });
+
+    function addWeekYearFormatToken (token, getter) {
+        addFormatToken(0, [token, token.length], 0, getter);
+    }
+
+    addWeekYearFormatToken('gggg',     'weekYear');
+    addWeekYearFormatToken('ggggg',    'weekYear');
+    addWeekYearFormatToken('GGGG',  'isoWeekYear');
+    addWeekYearFormatToken('GGGGG', 'isoWeekYear');
+
+    // ALIASES
+
+    addUnitAlias('weekYear', 'gg');
+    addUnitAlias('isoWeekYear', 'GG');
+
+    // PRIORITY
+
+    addUnitPriority('weekYear', 1);
+    addUnitPriority('isoWeekYear', 1);
+
+
+    // PARSING
+
+    addRegexToken('G',      matchSigned);
+    addRegexToken('g',      matchSigned);
+    addRegexToken('GG',     match1to2, match2);
+    addRegexToken('gg',     match1to2, match2);
+    addRegexToken('GGGG',   match1to4, match4);
+    addRegexToken('gggg',   match1to4, match4);
+    addRegexToken('GGGGG',  match1to6, match6);
+    addRegexToken('ggggg',  match1to6, match6);
+
+    addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {
+        week[token.substr(0, 2)] = toInt(input);
+    });
+
+    addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {
+        week[token] = utils_hooks__hooks.parseTwoDigitYear(input);
+    });
+
+    // MOMENTS
+
+    function getSetWeekYear (input) {
+        return getSetWeekYearHelper.call(this,
+                input,
+                this.week(),
+                this.weekday(),
+                this.localeData()._week.dow,
+                this.localeData()._week.doy);
+    }
+
+    function getSetISOWeekYear (input) {
+        return getSetWeekYearHelper.call(this,
+                input, this.isoWeek(), this.isoWeekday(), 1, 4);
+    }
+
+    function getISOWeeksInYear () {
+        return weeksInYear(this.year(), 1, 4);
+    }
+
+    function getWeeksInYear () {
+        var weekInfo = this.localeData()._week;
+        return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
+    }
+
+    function getSetWeekYearHelper(input, week, weekday, dow, doy) {
+        var weeksTarget;
+        if (input == null) {
+            return weekOfYear(this, dow, doy).year;
+        } else {
+            weeksTarget = weeksInYear(input, dow, doy);
+            if (week > weeksTarget) {
+                week = weeksTarget;
+            }
+            return setWeekAll.call(this, input, week, weekday, dow, doy);
+        }
+    }
+
+    function setWeekAll(weekYear, week, weekday, dow, doy) {
+        var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
+            date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);
+
+        this.year(date.getUTCFullYear());
+        this.month(date.getUTCMonth());
+        this.date(date.getUTCDate());
+        return this;
+    }
+
+    // FORMATTING
+
+    addFormatToken('Q', 0, 'Qo', 'quarter');
+
+    // ALIASES
+
+    addUnitAlias('quarter', 'Q');
+
+    // PRIORITY
+
+    addUnitPriority('quarter', 7);
+
+    // PARSING
+
+    addRegexToken('Q', match1);
+    addParseToken('Q', function (input, array) {
+        array[MONTH] = (toInt(input) - 1) * 3;
+    });
+
+    // MOMENTS
+
+    function getSetQuarter (input) {
+        return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
+    }
+
+    // FORMATTING
+
+    addFormatToken('D', ['DD', 2], 'Do', 'date');
+
+    // ALIASES
+
+    addUnitAlias('date', 'D');
+
+    // PRIOROITY
+    addUnitPriority('date', 9);
+
+    // PARSING
+
+    addRegexToken('D',  match1to2);
+    addRegexToken('DD', match1to2, match2);
+    addRegexToken('Do', function (isStrict, locale) {
+        return isStrict ? locale._ordinalParse : locale._ordinalParseLenient;
+    });
+
+    addParseToken(['D', 'DD'], DATE);
+    addParseToken('Do', function (input, array) {
+        array[DATE] = toInt(input.match(match1to2)[0], 10);
+    });
+
+    // MOMENTS
+
+    var getSetDayOfMonth = makeGetSet('Date', true);
+
+    // FORMATTING
+
+    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');
+
+    // ALIASES
+
+    addUnitAlias('dayOfYear', 'DDD');
+
+    // PRIORITY
+    addUnitPriority('dayOfYear', 4);
+
+    // PARSING
+
+    addRegexToken('DDD',  match1to3);
+    addRegexToken('DDDD', match3);
+    addParseToken(['DDD', 'DDDD'], function (input, array, config) {
+        config._dayOfYear = toInt(input);
+    });
+
+    // HELPERS
+
+    // MOMENTS
+
+    function getSetDayOfYear (input) {
+        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
+        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
+    }
+
+    // FORMATTING
+
     addFormatToken('m', ['mm', 2], 0, 'minute');
 
@@ -3193 +3458 @@
 
     addUnitAlias('minute', 'm');
+
+    // PRIORITY
+
+    addUnitPriority('minute', 14);
 
     // PARSING
@@ -3212 +3481 @@
     addUnitAlias('second', 's');
 
+    // PRIORITY
+
+    addUnitPriority('second', 15);
+
     // PARSING
 
@@ -3256 +3529 @@
 
     addUnitAlias('millisecond', 'ms');
+
+    // PRIORITY
+
+    addUnitPriority('millisecond', 16);
 
     // PARSING
@@ -3306 +3583 @@
     momentPrototype__proto.to                = to;
     momentPrototype__proto.toNow             = toNow;
-    momentPrototype__proto.get               = getSet;
+    momentPrototype__proto.get               = stringGet;
     momentPrototype__proto.invalidAt         = invalidAt;
     momentPrototype__proto.isAfter           = isAfter;
@@ -3321 +3598 @@
     momentPrototype__proto.min               = prototypeMin;
     momentPrototype__proto.parsingFlags      = parsingFlags;
-    momentPrototype__proto.set               = getSet;
+    momentPrototype__proto.set               = stringSet;
     momentPrototype__proto.startOf           = startOf;
     momentPrototype__proto.subtract          = add_subtract__subtract;
@@ -3381 +3658 @@
     momentPrototype__proto.hasAlignedHourOffset = hasAlignedHourOffset;
     momentPrototype__proto.isDST                = isDaylightSavingTime;
-    momentPrototype__proto.isDSTShifted         = isDaylightSavingTimeShifted;
     momentPrototype__proto.isLocal              = isLocal;
     momentPrototype__proto.isUtcOffset          = isUtcOffset;
@@ -3395 +3671 @@
     momentPrototype__proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth);
     momentPrototype__proto.years  = deprecate('years accessor is deprecated. Use year instead', getSetYear);
-    momentPrototype__proto.zone   = deprecate('moment().zone is deprecated, use moment().utcOffset instead. https://github.com/moment/moment/issues/1779', getSetZone);
+    momentPrototype__proto.zone   = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone);
+    momentPrototype__proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted);
 
     var momentPrototype = momentPrototype__proto;
@@ -3407 +3684 @@
     }
 
-    var defaultCalendar = {
-        sameDay : '[Today at] LT',
-        nextDay : '[Tomorrow at] LT',
-        nextWeek : 'dddd [at] LT',
-        lastDay : '[Yesterday at] LT',
-        lastWeek : '[Last] dddd [at] LT',
-        sameElse : 'L'
-    };
-
-    function locale_calendar__calendar (key, mom, now) {
-        var output = this._calendar[key];
-        return isFunction(output) ? output.call(mom, now) : output;
-    }
-
-    var defaultLongDateFormat = {
-        LTS  : 'h:mm:ss A',
-        LT   : 'h:mm A',
-        L    : 'MM/DD/YYYY',
-        LL   : 'MMMM D, YYYY',
-        LLL  : 'MMMM D, YYYY h:mm A',
-        LLLL : 'dddd, MMMM D, YYYY h:mm A'
-    };
-
-    function longDateFormat (key) {
-        var format = this._longDateFormat[key],
-            formatUpper = this._longDateFormat[key.toUpperCase()];
-
-        if (format || !formatUpper) {
-            return format;
-        }
-
-        this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {
-            return val.slice(1);
-        });
-
-        return this._longDateFormat[key];
-    }
-
-    var defaultInvalidDate = 'Invalid date';
-
-    function invalidDate () {
-        return this._invalidDate;
-    }
-
-    var defaultOrdinal = '%d';
-    var defaultOrdinalParse = /\d{1,2}/;
-
-    function ordinal (number) {
-        return this._ordinal.replace('%d', number);
-    }
-
     function preParsePostFormat (string) {
         return string;
     }
 
-    var defaultRelativeTime = {
-        future : 'in %s',
-        past   : '%s ago',
-        s  : 'a few seconds',
-        m  : 'a minute',
-        mm : '%d minutes',
-        h  : 'an hour',
-        hh : '%d hours',
-        d  : 'a day',
-        dd : '%d days',
-        M  : 'a month',
-        MM : '%d months',
-        y  : 'a year',
-        yy : '%d years'
-    };
-
-    function relative__relativeTime (number, withoutSuffix, string, isFuture) {
-        var output = this._relativeTime[string];
-        return (isFunction(output)) ?
-            output(number, withoutSuffix, string, isFuture) :
-            output.replace(/%d/i, number);
-    }
-
-    function pastFuture (diff, output) {
-        var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
-        return isFunction(format) ? format(output) : format.replace(/%s/i, output);
-    }
-
     var prototype__proto = Locale.prototype;
 
-    prototype__proto._calendar       = defaultCalendar;
     prototype__proto.calendar        = locale_calendar__calendar;
-    prototype__proto._longDateFormat = defaultLongDateFormat;
     prototype__proto.longDateFormat  = longDateFormat;
-    prototype__proto._invalidDate    = defaultInvalidDate;
     prototype__proto.invalidDate     = invalidDate;
-    prototype__proto._ordinal        = defaultOrdinal;
     prototype__proto.ordinal         = ordinal;
-    prototype__proto._ordinalParse   = defaultOrdinalParse;
     prototype__proto.preparse        = preParsePostFormat;
     prototype__proto.postformat      = preParsePostFormat;
-    prototype__proto._relativeTime   = defaultRelativeTime;
     prototype__proto.relativeTime    = relative__relativeTime;
     prototype__proto.pastFuture      = pastFuture;
@@ -3510 +3702 @@
     // Month
     prototype__proto.months            =        localeMonths;
-    prototype__proto._months           = defaultLocaleMonths;
     prototype__proto.monthsShort       =        localeMonthsShort;
-    prototype__proto._monthsShort      = defaultLocaleMonthsShort;
     prototype__proto.monthsParse       =        localeMonthsParse;
-    prototype__proto._monthsRegex      = defaultMonthsRegex;
     prototype__proto.monthsRegex       = monthsRegex;
-    prototype__proto._monthsShortRegex = defaultMonthsShortRegex;
     prototype__proto.monthsShortRegex  = monthsShortRegex;
 
     // Week
     prototype__proto.week = localeWeek;
-    prototype__proto._week = defaultLocaleWeek;
     prototype__proto.firstDayOfYear = localeFirstDayOfYear;
     prototype__proto.firstDayOfWeek = localeFirstDayOfWeek;
@@ -3527 +3714 @@
     // Day of Week
     prototype__proto.weekdays       =        localeWeekdays;
-    prototype__proto._weekdays      = defaultLocaleWeekdays;
     prototype__proto.weekdaysMin    =        localeWeekdaysMin;
-    prototype__proto._weekdaysMin   = defaultLocaleWeekdaysMin;
     prototype__proto.weekdaysShort  =        localeWeekdaysShort;
-    prototype__proto._weekdaysShort = defaultLocaleWeekdaysShort;
     prototype__proto.weekdaysParse  =        localeWeekdaysParse;
 
-    prototype__proto._weekdaysRegex      = defaultWeekdaysRegex;
     prototype__proto.weekdaysRegex       =        weekdaysRegex;
-    prototype__proto._weekdaysShortRegex = defaultWeekdaysShortRegex;
     prototype__proto.weekdaysShortRegex  =        weekdaysShortRegex;
-    prototype__proto._weekdaysMinRegex   = defaultWeekdaysMinRegex;
     prototype__proto.weekdaysMinRegex    =        weekdaysMinRegex;
 
     // Hours
     prototype__proto.isPM = localeIsPM;
-    prototype__proto._meridiemParse = defaultLocaleMeridiemParse;
     prototype__proto.meridiem = localeMeridiem;
 
@@ -3870 +4050 @@
         a[4] = locale;
         return substituteTimeAgo.apply(null, a);
+    }
+
+    // This function allows you to set the rounding function for relative time strings
+    function duration_humanize__getSetRelativeTimeRounding (roundingFunction) {
+        if (roundingFunction === undefined) {
+            return round;
+        }
+        if (typeof(roundingFunction) === 'function') {
+            round = roundingFunction;
+            return true;
+        }
+        return false;
     }
 
@@ -4004 +4196 @@
 
 
-    utils_hooks__hooks.version = '2.13.0';
+    utils_hooks__hooks.version = '2.15.1';
 
     setHookCallback(local__createLocal);
@@ -4031 +4223 @@
     utils_hooks__hooks.weekdaysShort         = lists__listWeekdaysShort;
     utils_hooks__hooks.normalizeUnits        = normalizeUnits;
+    utils_hooks__hooks.relativeTimeRounding = duration_humanize__getSetRelativeTimeRounding;
     utils_hooks__hooks.relativeTimeThreshold = duration_humanize__getSetRelativeTimeThreshold;
+    utils_hooks__hooks.calendarFormat        = getCalendarFormat;
     utils_hooks__hooks.prototype             = momentPrototype;