making assets more internal to make offline work easier

assets/assets.go

@@ -1,2 +1,2 @@
-//go:generate go-bindata -pkg assets simplemde/dist/... simplemde/debug/...
+//go:generate go-bindata -pkg assets simplemde/dist/... simplemde/debug/... js/... css/...
 package assets

assets/js/moment.js

@@ -0,0 +1,4463 @@
+//! moment.js
+//! version : 2.18.1
+//! authors : Tim Wood, Iskren Chernev, Moment.js contributors
+//! license : MIT
+//! momentjs.com
+
+;(function (global, factory) {
+    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+    typeof define === 'function' && define.amd ? define(factory) :
+    global.moment = factory()
+}(this, (function () { 'use strict';
+
+var hookCallback;
+
+function hooks () {
+    return hookCallback.apply(null, arguments);
+}
+
+// This is done to register the method called with moment()
+// without creating circular dependencies.
+function setHookCallback (callback) {
+    hookCallback = callback;
+}
+
+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;
+}
+
+function isUndefined(input) {
+    return input === void 0;
+}
+
+function isNumber(input) {
+    return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]';
+}
+
+function isDate(input) {
+    return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';
+}
+
+function map(arr, fn) {
+    var res = [], i;
+    for (i = 0; i < arr.length; ++i) {
+        res.push(fn(arr[i], i));
+    }
+    return res;
+}
+
+function hasOwnProp(a, b) {
+    return Object.prototype.hasOwnProperty.call(a, b);
+}
+
+function extend(a, b) {
+    for (var i in b) {
+        if (hasOwnProp(b, i)) {
+            a[i] = b[i];
+        }
+    }
+
+    if (hasOwnProp(b, 'toString')) {
+        a.toString = b.toString;
+    }
+
+    if (hasOwnProp(b, 'valueOf')) {
+        a.valueOf = b.valueOf;
+    }
+
+    return a;
+}
+
+function createUTC (input, format, locale, strict) {
+    return createLocalOrUTC(input, format, locale, strict, true).utc();
+}
+
+function defaultParsingFlags() {
+    // We need to deep clone this object.
+    return {
+        empty           : false,
+        unusedTokens    : [],
+        unusedInput     : [],
+        overflow        : -2,
+        charsLeftOver   : 0,
+        nullInput       : false,
+        invalidMonth    : null,
+        invalidFormat   : false,
+        userInvalidated : false,
+        iso             : false,
+        parsedDateParts : [],
+        meridiem        : null,
+        rfc2822         : false,
+        weekdayMismatch : false
+    };
+}
+
+function getParsingFlags(m) {
+    if (m._pf == null) {
+        m._pf = defaultParsingFlags();
+    }
+    return m._pf;
+}
+
+var some;
+if (Array.prototype.some) {
+    some = Array.prototype.some;
+} else {
+    some = function (fun) {
+        var t = Object(this);
+        var len = t.length >>> 0;
+
+        for (var i = 0; i < len; i++) {
+            if (i in t && fun.call(this, t[i], i, t)) {
+                return true;
+            }
+        }
+
+        return false;
+    };
+}
+
+var some$1 = some;
+
+function isValid(m) {
+    if (m._isValid == null) {
+        var flags = getParsingFlags(m);
+        var parsedParts = some$1.call(flags.parsedDateParts, function (i) {
+            return i != null;
+        });
+        var isNowValid = !isNaN(m._d.getTime()) &&
+            flags.overflow < 0 &&
+            !flags.empty &&
+            !flags.invalidMonth &&
+            !flags.invalidWeekday &&
+            !flags.nullInput &&
+            !flags.invalidFormat &&
+            !flags.userInvalidated &&
+            (!flags.meridiem || (flags.meridiem && parsedParts));
+
+        if (m._strict) {
+            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;
+        }
+    }
+    return m._isValid;
+}
+
+function createInvalid (flags) {
+    var m = createUTC(NaN);
+    if (flags != null) {
+        extend(getParsingFlags(m), flags);
+    }
+    else {
+        getParsingFlags(m).userInvalidated = true;
+    }
+
+    return m;
+}
+
+// Plugins that add properties should also add the key here (null value),
+// so we can properly clone ourselves.
+var momentProperties = hooks.momentProperties = [];
+
+function copyConfig(to, from) {
+    var i, prop, val;
+
+    if (!isUndefined(from._isAMomentObject)) {
+        to._isAMomentObject = from._isAMomentObject;
+    }
+    if (!isUndefined(from._i)) {
+        to._i = from._i;
+    }
+    if (!isUndefined(from._f)) {
+        to._f = from._f;
+    }
+    if (!isUndefined(from._l)) {
+        to._l = from._l;
+    }
+    if (!isUndefined(from._strict)) {
+        to._strict = from._strict;
+    }
+    if (!isUndefined(from._tzm)) {
+        to._tzm = from._tzm;
+    }
+    if (!isUndefined(from._isUTC)) {
+        to._isUTC = from._isUTC;
+    }
+    if (!isUndefined(from._offset)) {
+        to._offset = from._offset;
+    }
+    if (!isUndefined(from._pf)) {
+        to._pf = getParsingFlags(from);
+    }
+    if (!isUndefined(from._locale)) {
+        to._locale = from._locale;
+    }
+
+    if (momentProperties.length > 0) {
+        for (i = 0; i < momentProperties.length; i++) {
+            prop = momentProperties[i];
+            val = from[prop];
+            if (!isUndefined(val)) {
+                to[prop] = val;
+            }
+        }
+    }
+
+    return to;
+}
+
+var updateInProgress = false;
+
+// Moment prototype object
+function Moment(config) {
+    copyConfig(this, config);
+    this._d = new Date(config._d != null ? config._d.getTime() : NaN);
+    if (!this.isValid()) {
+        this._d = new Date(NaN);
+    }
+    // Prevent infinite loop in case updateOffset creates new moment
+    // objects.
+    if (updateInProgress === false) {
+        updateInProgress = true;
+        hooks.updateOffset(this);
+        updateInProgress = false;
+    }
+}
+
+function isMoment (obj) {
+    return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);
+}
+
+function absFloor (number) {
+    if (number < 0) {
+        // -0 -> 0
+        return Math.ceil(number) || 0;
+    } else {
+        return Math.floor(number);
+    }
+}
+
+function toInt(argumentForCoercion) {
+    var coercedNumber = +argumentForCoercion,
+        value = 0;
+
+    if (coercedNumber !== 0 && isFinite(coercedNumber)) {
+        value = absFloor(coercedNumber);
+    }
+
+    return value;
+}
+
+// compare two arrays, return the number of differences
+function compareArrays(array1, array2, dontConvert) {
+    var len = Math.min(array1.length, array2.length),
+        lengthDiff = Math.abs(array1.length - array2.length),
+        diffs = 0,
+        i;
+    for (i = 0; i < len; i++) {
+        if ((dontConvert && array1[i] !== array2[i]) ||
+            (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
+            diffs++;
+        }
+    }
+    return diffs + lengthDiff;
+}
+
+function warn(msg) {
+    if (hooks.suppressDeprecationWarnings === false &&
+            (typeof console !==  'undefined') && console.warn) {
+        console.warn('Deprecation warning: ' + msg);
+    }
+}
+
+function deprecate(msg, fn) {
+    var firstTime = true;
+
+    return extend(function () {
+        if (hooks.deprecationHandler != null) {
+            hooks.deprecationHandler(null, msg);
+        }
+        if (firstTime) {
+            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;
+        }
+        return fn.apply(this, arguments);
+    }, fn);
+}
+
+var deprecations = {};
+
+function deprecateSimple(name, msg) {
+    if (hooks.deprecationHandler != null) {
+        hooks.deprecationHandler(name, msg);
+    }
+    if (!deprecations[name]) {
+        warn(msg);
+        deprecations[name] = true;
+    }
+}
+
+hooks.suppressDeprecationWarnings = false;
+hooks.deprecationHandler = null;
+
+function isFunction(input) {
+    return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';
+}
+
+function set (config) {
+    var prop, i;
+    for (i in config) {
+        prop = config[i];
+        if (isFunction(prop)) {
+            this[i] = prop;
+        } else {
+            this['_' + i] = prop;
+        }
+    }
+    this._config = config;
+    // Lenient ordinal parsing accepts just a number in addition to
+    // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.
+    // TODO: Remove "ordinalParse" fallback in next major release.
+    this._dayOfMonthOrdinalParseLenient = new RegExp(
+        (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) +
+            '|' + (/\d{1,2}/).source);
+}
+
+function mergeConfigs(parentConfig, childConfig) {
+    var res = extend({}, parentConfig), prop;
+    for (prop in childConfig) {
+        if (hasOwnProp(childConfig, prop)) {
+            if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {
+                res[prop] = {};
+                extend(res[prop], parentConfig[prop]);
+                extend(res[prop], childConfig[prop]);
+            } else if (childConfig[prop] != null) {
+                res[prop] = childConfig[prop];
+            } else {
+                delete res[prop];
+            }
+        }
+    }
+    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;
+}
+
+function Locale(config) {
+    if (config != null) {
+        this.set(config);
+    }
+}
+
+var keys;
+
+if (Object.keys) {
+    keys = Object.keys;
+} else {
+    keys = function (obj) {
+        var i, res = [];
+        for (i in obj) {
+            if (hasOwnProp(obj, i)) {
+                res.push(i);
+            }
+        }
+        return res;
+    };
+}
+
+var keys$1 = keys;
+
+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 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 defaultDayOfMonthOrdinalParse = /\d{1,2}/;
+
+function ordinal (number) {
+    return this._ordinal.replace('%d', number);
+}
+
+var defaultRelativeTime = {
+    future : 'in %s',
+    past   : '%s ago',
+    s  : 'a few seconds',
+    ss : '%d 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 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 aliases = {};
+
+function addUnitAlias (unit, shorthand) {
+    var lowerCase = unit.toLowerCase();
+    aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit;
+}
+
+function normalizeUnits(units) {
+    return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;
+}
+
+function normalizeObjectUnits(inputObject) {
+    var normalizedInput = {},
+        normalizedProp,
+        prop;
+
+    for (prop in inputObject) {
+        if (hasOwnProp(inputObject, prop)) {
+            normalizedProp = normalizeUnits(prop);
+            if (normalizedProp) {
+                normalizedInput[normalizedProp] = inputObject[prop];
+            }
+        }
+    }
+
+    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;
+}
+
+function makeGetSet (unit, keepTime) {
+    return function (value) {
+        if (value != null) {
+            set$1(this, unit, value);
+            hooks.updateOffset(this, keepTime);
+            return this;
+        } else {
+            return get(this, unit);
+        }
+    };
+}
+
+function get (mom, unit) {
+    return mom.isValid() ?
+        mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]() : NaN;
+}
+
+function set$1 (mom, unit, value) {
+    if (mom.isValid()) {
+        mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
+    }
+}
+
+// MOMENTS
+
+function stringGet (units) {
+    units = normalizeUnits(units);
+    if (isFunction(this[units])) {
+        return this[units]();
+    }
+    return this;
+}
+
+
+function stringSet (units, value) {
+    if (typeof units === 'object') {
+        units = normalizeObjectUnits(units);
+        var prioritized = getPrioritizedUnits(units);
+        for (var i = 0; i < prioritized.length; i++) {
+            this[prioritized[i].unit](units[prioritized[i].unit]);
+        }
+    } else {
+        units = normalizeUnits(units);
+        if (isFunction(this[units])) {
+            return this[units](value);
+        }
+    }
+    return this;
+}
+
+function zeroFill(number, targetLength, forceSign) {
+    var absNumber = '' + Math.abs(number),
+        zerosToFill = targetLength - absNumber.length,
+        sign = number >= 0;
+    return (sign ? (forceSign ? '+' : '') : '-') +
+        Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;
+}
+
+var formattingTokens = /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;
+
+var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g;
+
+var formatFunctions = {};
+
+var formatTokenFunctions = {};
+
+// token:    'M'
+// padded:   ['MM', 2]
+// ordinal:  'Mo'
+// callback: function () { this.month() + 1 }
+function addFormatToken (token, padded, ordinal, callback) {
+    var func = callback;
+    if (typeof callback === 'string') {
+        func = function () {
+            return this[callback]();
+        };
+    }
+    if (token) {
+        formatTokenFunctions[token] = func;
+    }
+    if (padded) {
+        formatTokenFunctions[padded[0]] = function () {
+            return zeroFill(func.apply(this, arguments), padded[1], padded[2]);
+        };
+    }
+    if (ordinal) {
+        formatTokenFunctions[ordinal] = function () {
+            return this.localeData().ordinal(func.apply(this, arguments), token);
+        };
+    }
+}
+
+function removeFormattingTokens(input) {
+    if (input.match(/\[[\s\S]/)) {
+        return input.replace(/^\[|\]$/g, '');
+    }
+    return input.replace(/\\/g, '');
+}
+
+function makeFormatFunction(format) {
+    var array = format.match(formattingTokens), i, length;
+
+    for (i = 0, length = array.length; i < length; i++) {
+        if (formatTokenFunctions[array[i]]) {
+            array[i] = formatTokenFunctions[array[i]];
+        } else {
+            array[i] = removeFormattingTokens(array[i]);
+        }
+    }
+
+    return function (mom) {
+        var output = '', i;
+        for (i = 0; i < length; i++) {
+            output += isFunction(array[i]) ? array[i].call(mom, format) : array[i];
+        }
+        return output;
+    };
+}
+
+// format date using native date object
+function formatMoment(m, format) {
+    if (!m.isValid()) {
+        return m.localeData().invalidDate();
+    }
+
+    format = expandFormat(format, m.localeData());
+    formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);
+
+    return formatFunctions[format](m);
+}
+
+function expandFormat(format, locale) {
+    var i = 5;
+
+    function replaceLongDateFormatTokens(input) {
+        return locale.longDateFormat(input) || input;
+    }
+
+    localFormattingTokens.lastIndex = 0;
+    while (i >= 0 && localFormattingTokens.test(format)) {
+        format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
+        localFormattingTokens.lastIndex = 0;
+        i -= 1;
+    }
+
+    return format;
+}
+
+var match1         = /\d/;            //       0 - 9
+var match2         = /\d\d/;          //      00 - 99
+var match3         = /\d{3}/;         //     000 - 999
+var match4         = /\d{4}/;         //    0000 - 9999
+var match6         = /[+-]?\d{6}/;    // -999999 - 999999
+var match1to2      = /\d\d?/;         //       0 - 99
+var match3to4      = /\d\d\d\d?/;     //     999 - 9999
+var match5to6      = /\d\d\d\d\d\d?/; //   99999 - 999999
+var match1to3      = /\d{1,3}/;       //       0 - 999
+var match1to4      = /\d{1,4}/;       //       0 - 9999
+var match1to6      = /[+-]?\d{1,6}/;  // -999999 - 999999
+
+var matchUnsigned  = /\d+/;           //       0 - inf
+var matchSigned    = /[+-]?\d+/;      //    -inf - inf
+
+var matchOffset    = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z
+var matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z
+
+var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123
+
+// any word (or two) characters or numbers including two/three word month in arabic.
+// includes scottish gaelic two word and hyphenated months
+var matchWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i;
+
+
+var regexes = {};
+
+function addRegexToken (token, regex, strictRegex) {
+    regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {
+        return (isStrict && strictRegex) ? strictRegex : regex;
+    };
+}
+
+function getParseRegexForToken (token, config) {
+    if (!hasOwnProp(regexes, token)) {
+        return new RegExp(unescapeFormat(token));
+    }
+
+    return regexes[token](config._strict, config._locale);
+}
+
+// Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
+function unescapeFormat(s) {
+    return regexEscape(s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
+        return p1 || p2 || p3 || p4;
+    }));
+}
+
+function regexEscape(s) {
+    return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
+}
+
+var tokens = {};
+
+function addParseToken (token, callback) {
+    var i, func = callback;
+    if (typeof token === 'string') {
+        token = [token];
+    }
+    if (isNumber(callback)) {
+        func = function (input, array) {
+            array[callback] = toInt(input);
+        };
+    }
+    for (i = 0; i < token.length; i++) {
+        tokens[token[i]] = func;
+    }
+}
+
+function addWeekParseToken (token, callback) {
+    addParseToken(token, function (input, array, config, token) {
+        config._w = config._w || {};
+        callback(input, config._w, config, token);
+    });
+}
+
+function addTimeToArrayFromToken(token, input, config) {
+    if (input != null && hasOwnProp(tokens, token)) {
+        tokens[token](input, config._a, config, token);
+    }
+}
+
+var YEAR = 0;
+var MONTH = 1;
+var DATE = 2;
+var HOUR = 3;
+var MINUTE = 4;
+var SECOND = 5;
+var MILLISECOND = 6;
+var WEEK = 7;
+var WEEKDAY = 8;
+
+var indexOf;
+
+if (Array.prototype.indexOf) {
+    indexOf = Array.prototype.indexOf;
+} else {
+    indexOf = function (o) {
+        // I know
+        var i;
+        for (i = 0; i < this.length; ++i) {
+            if (this[i] === o) {
+                return i;
+            }
+        }
+        return -1;
+    };
+}
+
+var indexOf$1 = indexOf;
+
+function daysInMonth(year, month) {
+    return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
+}
+
+// FORMATTING
+
+addFormatToken('M', ['MM', 2], 'Mo', function () {
+    return this.month() + 1;
+});
+
+addFormatToken('MMM', 0, 0, function (format) {
+    return this.localeData().monthsShort(this, format);
+});
+
+addFormatToken('MMMM', 0, 0, function (format) {
+    return this.localeData().months(this, format);
+});
+
+// ALIASES
+
+addUnitAlias('month', 'M');
+
+// PRIORITY
+
+addUnitPriority('month', 8);
+
+// PARSING
+
+addRegexToken('M',    match1to2);
+addRegexToken('MM',   match1to2, match2);
+addRegexToken('MMM',  function (isStrict, locale) {
+    return locale.monthsShortRegex(isStrict);
+});
+addRegexToken('MMMM', function (isStrict, locale) {
+    return locale.monthsRegex(isStrict);
+});
+
+addParseToken(['M', 'MM'], function (input, array) {
+    array[MONTH] = toInt(input) - 1;
+});
+
+addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {
+    var month = config._locale.monthsParse(input, token, config._strict);
+    // if we didn't find a month name, mark the date as invalid.
+    if (month != null) {
+        array[MONTH] = month;
+    } else {
+        getParsingFlags(config).invalidMonth = input;
+    }
+});
+
+// LOCALES
+
+var MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s)+MMMM?/;
+var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');
+function localeMonths (m, format) {
+    if (!m) {
+        return isArray(this._months) ? this._months :
+            this._months['standalone'];
+    }
+    return isArray(this._months) ? this._months[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 isArray(this._monthsShort) ? this._monthsShort :
+            this._monthsShort['standalone'];
+    }
+    return isArray(this._monthsShort) ? this._monthsShort[m.month()] :
+        this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
+}
+
+function handleStrictParse(monthName, format, strict) {
+    var i, ii, mom, llc = monthName.toLocaleLowerCase();
+    if (!this._monthsParse) {
+        // this is not used
+        this._monthsParse = [];
+        this._longMonthsParse = [];
+        this._shortMonthsParse = [];
+        for (i = 0; i < 12; ++i) {
+            mom = createUTC([2000, i]);
+            this._shortMonthsParse[i] = this.monthsShort(mom, '').toLocaleLowerCase();
+            this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase();
+        }
+    }
+
+    if (strict) {
+        if (format === 'MMM') {
+            ii = indexOf$1.call(this._shortMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf$1.call(this._longMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    } else {
+        if (format === 'MMM') {
+            ii = indexOf$1.call(this._shortMonthsParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._longMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf$1.call(this._longMonthsParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._shortMonthsParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    }
+}
+
+function localeMonthsParse (monthName, format, strict) {
+    var i, mom, regex;
+
+    if (this._monthsParseExact) {
+        return handleStrictParse.call(this, monthName, format, strict);
+    }
+
+    if (!this._monthsParse) {
+        this._monthsParse = [];
+        this._longMonthsParse = [];
+        this._shortMonthsParse = [];
+    }
+
+    // TODO: add sorting
+    // Sorting makes sure if one month (or abbr) is a prefix of another
+    // see sorting in computeMonthsParse
+    for (i = 0; i < 12; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, i]);
+        if (strict && !this._longMonthsParse[i]) {
+            this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');
+            this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');
+        }
+        if (!strict && !this._monthsParse[i]) {
+            regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
+            this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
+        }
+        // test the regex
+        if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {
+            return i;
+        } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {
+            return i;
+        } else if (!strict && this._monthsParse[i].test(monthName)) {
+            return i;
+        }
+    }
+}
+
+// MOMENTS
+
+function setMonth (mom, value) {
+    var dayOfMonth;
+
+    if (!mom.isValid()) {
+        // No op
+        return mom;
+    }
+
+    if (typeof value === 'string') {
+        if (/^\d+$/.test(value)) {
+            value = toInt(value);
+        } else {
+            value = mom.localeData().monthsParse(value);
+            // TODO: Another silent failure?
+            if (!isNumber(value)) {
+                return mom;
+            }
+        }
+    }
+
+    dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value));
+    mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth);
+    return mom;
+}
+
+function getSetMonth (value) {
+    if (value != null) {
+        setMonth(this, value);
+        hooks.updateOffset(this, true);
+        return this;
+    } else {
+        return get(this, 'Month');
+    }
+}
+
+function getDaysInMonth () {
+    return daysInMonth(this.year(), this.month());
+}
+
+var defaultMonthsShortRegex = matchWord;
+function monthsShortRegex (isStrict) {
+    if (this._monthsParseExact) {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            computeMonthsParse.call(this);
+        }
+        if (isStrict) {
+            return this._monthsShortStrictRegex;
+        } else {
+            return this._monthsShortRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_monthsShortRegex')) {
+            this._monthsShortRegex = defaultMonthsShortRegex;
+        }
+        return this._monthsShortStrictRegex && isStrict ?
+            this._monthsShortStrictRegex : this._monthsShortRegex;
+    }
+}
+
+var defaultMonthsRegex = matchWord;
+function monthsRegex (isStrict) {
+    if (this._monthsParseExact) {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            computeMonthsParse.call(this);
+        }
+        if (isStrict) {
+            return this._monthsStrictRegex;
+        } else {
+            return this._monthsRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_monthsRegex')) {
+            this._monthsRegex = defaultMonthsRegex;
+        }
+        return this._monthsStrictRegex && isStrict ?
+            this._monthsStrictRegex : this._monthsRegex;
+    }
+}
+
+function computeMonthsParse () {
+    function cmpLenRev(a, b) {
+        return b.length - a.length;
+    }
+
+    var shortPieces = [], longPieces = [], mixedPieces = [],
+        i, mom;
+    for (i = 0; i < 12; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, i]);
+        shortPieces.push(this.monthsShort(mom, ''));
+        longPieces.push(this.months(mom, ''));
+        mixedPieces.push(this.months(mom, ''));
+        mixedPieces.push(this.monthsShort(mom, ''));
+    }
+    // Sorting makes sure if one month (or abbr) is a prefix of another it
+    // will match the longer piece.
+    shortPieces.sort(cmpLenRev);
+    longPieces.sort(cmpLenRev);
+    mixedPieces.sort(cmpLenRev);
+    for (i = 0; i < 12; i++) {
+        shortPieces[i] = regexEscape(shortPieces[i]);
+        longPieces[i] = regexEscape(longPieces[i]);
+    }
+    for (i = 0; i < 24; i++) {
+        mixedPieces[i] = regexEscape(mixedPieces[i]);
+    }
+
+    this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+    this._monthsShortRegex = this._monthsRegex;
+    this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
+    this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');
+}
+
+// FORMATTING
+
+addFormatToken('Y', 0, 0, function () {
+    var y = this.year();
+    return y <= 9999 ? '' + y : '+' + y;
+});
+
+addFormatToken(0, ['YY', 2], 0, function () {
+    return this.year() % 100;
+});
+
+addFormatToken(0, ['YYYY',   4],       0, 'year');
+addFormatToken(0, ['YYYYY',  5],       0, 'year');
+addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');
+
+// ALIASES
+
+addUnitAlias('year', 'y');
+
+// PRIORITIES
+
+addUnitPriority('year', 1);
+
+// PARSING
+
+addRegexToken('Y',      matchSigned);
+addRegexToken('YY',     match1to2, match2);
+addRegexToken('YYYY',   match1to4, match4);
+addRegexToken('YYYYY',  match1to6, match6);
+addRegexToken('YYYYYY', match1to6, match6);
+
+addParseToken(['YYYYY', 'YYYYYY'], YEAR);
+addParseToken('YYYY', function (input, array) {
+    array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);
+});
+addParseToken('YY', function (input, array) {
+    array[YEAR] = hooks.parseTwoDigitYear(input);
+});
+addParseToken('Y', function (input, array) {
+    array[YEAR] = parseInt(input, 10);
+});
+
+// HELPERS
+
+function daysInYear(year) {
+    return isLeapYear(year) ? 366 : 365;
+}
+
+function isLeapYear(year) {
+    return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
+}
+
+// HOOKS
+
+hooks.parseTwoDigitYear = function (input) {
+    return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
+};
+
+// MOMENTS
+
+var getSetYear = makeGetSet('FullYear', true);
+
+function getIsLeapYear () {
+    return isLeapYear(this.year());
+}
+
+function createDate (y, m, d, h, M, s, ms) {
+    // can't just apply() to create a date:
+    // https://stackoverflow.com/q/181348
+    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;
+}
+
+// start-of-first-week - start-of-year
+function firstWeekOffset(year, dow, doy) {
+    var // first-week day -- which january is always in the first week (4 for iso, 1 for other)
+        fwd = 7 + dow - doy,
+        // first-week day local weekday -- which local weekday is fwd
+        fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;
+
+    return -fwdlw + fwd - 1;
+}
+
+// https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
+function dayOfYearFromWeeks(year, week, weekday, dow, doy) {
+    var localWeekday = (7 + weekday - dow) % 7,
+        weekOffset = firstWeekOffset(year, dow, doy),
+        dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,
+        resYear, resDayOfYear;
+
+    if (dayOfYear <= 0) {
+        resYear = year - 1;
+        resDayOfYear = daysInYear(resYear) + dayOfYear;
+    } else if (dayOfYear > daysInYear(year)) {
+        resYear = year + 1;
+        resDayOfYear = dayOfYear - daysInYear(year);
+    } else {
+        resYear = year;
+        resDayOfYear = dayOfYear;
+    }
+
+    return {
+        year: resYear,
+        dayOfYear: resDayOfYear
+    };
+}
+
+function weekOfYear(mom, dow, doy) {
+    var weekOffset = firstWeekOffset(mom.year(), dow, doy),
+        week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,
+        resWeek, resYear;
+
+    if (week < 1) {
+        resYear = mom.year() - 1;
+        resWeek = week + weeksInYear(resYear, dow, doy);
+    } else if (week > weeksInYear(mom.year(), dow, doy)) {
+        resWeek = week - weeksInYear(mom.year(), dow, doy);
+        resYear = mom.year() + 1;
+    } else {
+        resYear = mom.year();
+        resWeek = week;
+    }
+
+    return {
+        week: resWeek,
+        year: resYear
+    };
+}
+
+function weeksInYear(year, dow, doy) {
+    var weekOffset = firstWeekOffset(year, dow, doy),
+        weekOffsetNext = firstWeekOffset(year + 1, dow, doy);
+    return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;
+}
+
+// FORMATTING
+
+addFormatToken('w', ['ww', 2], 'wo', 'week');
+addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');
+
+// ALIASES
+
+addUnitAlias('week', 'w');
+addUnitAlias('isoWeek', 'W');
+
+// PRIORITIES
+
+addUnitPriority('week', 5);
+addUnitPriority('isoWeek', 5);
+
+// PARSING
+
+addRegexToken('w',  match1to2);
+addRegexToken('ww', match1to2, match2);
+addRegexToken('W',  match1to2);
+addRegexToken('WW', match1to2, match2);
+
+addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {
+    week[token.substr(0, 1)] = toInt(input);
+});
+
+// HELPERS
+
+// LOCALES
+
+function localeWeek (mom) {
+    return weekOfYear(mom, this._week.dow, this._week.doy).week;
+}
+
+var defaultLocaleWeek = {
+    dow : 0, // Sunday is the first day of the week.
+    doy : 6  // The week that contains Jan 1st is the first week of the year.
+};
+
+function localeFirstDayOfWeek () {
+    return this._week.dow;
+}
+
+function localeFirstDayOfYear () {
+    return this._week.doy;
+}
+
+// MOMENTS
+
+function getSetWeek (input) {
+    var week = this.localeData().week(this);
+    return input == null ? week : this.add((input - week) * 7, 'd');
+}
+
+function getSetISOWeek (input) {
+    var week = weekOfYear(this, 1, 4).week;
+    return input == null ? week : this.add((input - week) * 7, 'd');
+}
+
+// FORMATTING
+
+addFormatToken('d', 0, 'do', 'day');
+
+addFormatToken('dd', 0, 0, function (format) {
+    return this.localeData().weekdaysMin(this, format);
+});
+
+addFormatToken('ddd', 0, 0, function (format) {
+    return this.localeData().weekdaysShort(this, format);
+});
+
+addFormatToken('dddd', 0, 0, function (format) {
+    return this.localeData().weekdays(this, format);
+});
+
+addFormatToken('e', 0, 0, 'weekday');
+addFormatToken('E', 0, 0, 'isoWeekday');
+
+// ALIASES
+
+addUnitAlias('day', 'd');
+addUnitAlias('weekday', 'e');
+addUnitAlias('isoWeekday', 'E');
+
+// PRIORITY
+addUnitPriority('day', 11);
+addUnitPriority('weekday', 11);
+addUnitPriority('isoWeekday', 11);
+
+// PARSING
+
+addRegexToken('d',    match1to2);
+addRegexToken('e',    match1to2);
+addRegexToken('E',    match1to2);
+addRegexToken('dd',   function (isStrict, locale) {
+    return locale.weekdaysMinRegex(isStrict);
+});
+addRegexToken('ddd',   function (isStrict, locale) {
+    return locale.weekdaysShortRegex(isStrict);
+});
+addRegexToken('dddd',   function (isStrict, locale) {
+    return locale.weekdaysRegex(isStrict);
+});
+
+addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {
+    var weekday = config._locale.weekdaysParse(input, token, config._strict);
+    // if we didn't get a weekday name, mark the date as invalid
+    if (weekday != null) {
+        week.d = weekday;
+    } else {
+        getParsingFlags(config).invalidWeekday = input;
+    }
+});
+
+addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {
+    week[token] = toInt(input);
+});
+
+// HELPERS
+
+function parseWeekday(input, locale) {
+    if (typeof input !== 'string') {
+        return input;
+    }
+
+    if (!isNaN(input)) {
+        return parseInt(input, 10);
+    }
+
+    input = locale.weekdaysParse(input);
+    if (typeof input === 'number') {
+        return input;
+    }
+
+    return null;
+}
+
+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 isArray(this._weekdays) ? this._weekdays :
+            this._weekdays['standalone'];
+    }
+    return isArray(this._weekdays) ? this._weekdays[m.day()] :
+        this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()];
+}
+
+var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');
+function localeWeekdaysShort (m) {
+    return (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort;
+}
+
+var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_');
+function localeWeekdaysMin (m) {
+    return (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin;
+}
+
+function handleStrictParse$1(weekdayName, format, strict) {
+    var i, ii, mom, llc = weekdayName.toLocaleLowerCase();
+    if (!this._weekdaysParse) {
+        this._weekdaysParse = [];
+        this._shortWeekdaysParse = [];
+        this._minWeekdaysParse = [];
+
+        for (i = 0; i < 7; ++i) {
+            mom = createUTC([2000, 1]).day(i);
+            this._minWeekdaysParse[i] = this.weekdaysMin(mom, '').toLocaleLowerCase();
+            this._shortWeekdaysParse[i] = this.weekdaysShort(mom, '').toLocaleLowerCase();
+            this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase();
+        }
+    }
+
+    if (strict) {
+        if (format === 'dddd') {
+            ii = indexOf$1.call(this._weekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else if (format === 'ddd') {
+            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf$1.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    } else {
+        if (format === 'dddd') {
+            ii = indexOf$1.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else if (format === 'ddd') {
+            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._minWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        } else {
+            ii = indexOf$1.call(this._minWeekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._weekdaysParse, llc);
+            if (ii !== -1) {
+                return ii;
+            }
+            ii = indexOf$1.call(this._shortWeekdaysParse, llc);
+            return ii !== -1 ? ii : null;
+        }
+    }
+}
+
+function localeWeekdaysParse (weekdayName, format, strict) {
+    var i, mom, regex;
+
+    if (this._weekdaysParseExact) {
+        return handleStrictParse$1.call(this, weekdayName, format, strict);
+    }
+
+    if (!this._weekdaysParse) {
+        this._weekdaysParse = [];
+        this._minWeekdaysParse = [];
+        this._shortWeekdaysParse = [];
+        this._fullWeekdaysParse = [];
+    }
+
+    for (i = 0; i < 7; i++) {
+        // make the regex if we don't have it already
+
+        mom = createUTC([2000, 1]).day(i);
+        if (strict && !this._fullWeekdaysParse[i]) {
+            this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\.?') + '$', 'i');
+            this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\.?') + '$', 'i');
+            this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\.?') + '$', 'i');
+        }
+        if (!this._weekdaysParse[i]) {
+            regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
+            this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
+        }
+        // test the regex
+        if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {
+            return i;
+        } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {
+            return i;
+        } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {
+            return i;
+        } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {
+            return i;
+        }
+    }
+}
+
+// MOMENTS
+
+function getSetDayOfWeek (input) {
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+    var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
+    if (input != null) {
+        input = parseWeekday(input, this.localeData());
+        return this.add(input - day, 'd');
+    } else {
+        return day;
+    }
+}
+
+function getSetLocaleDayOfWeek (input) {
+    if (!this.isValid()) {
+        return input != null ? this : NaN;
+    }
+    var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
+    return input == null ? weekday : this.add(input - weekday, 'd');
+}
+
+function getSetISODayOfWeek (input) {
+    if (!this.isValid()) {
+        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.
+
+    if (input != null) {
+        var weekday = parseIsoWeekday(input, this.localeData());
+        return this.day(this.day() % 7 ? weekday : weekday - 7);
+    } else {
+        return this.day() || 7;
+    }
+}
+
+var defaultWeekdaysRegex = matchWord;
+function weekdaysRegex (isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysStrictRegex;
+        } else {
+            return this._weekdaysRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            this._weekdaysRegex = defaultWeekdaysRegex;
+        }
+        return this._weekdaysStrictRegex && isStrict ?
+            this._weekdaysStrictRegex : this._weekdaysRegex;
+    }
+}
+
+var defaultWeekdaysShortRegex = matchWord;
+function weekdaysShortRegex (isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysShortStrictRegex;
+        } else {
+            return this._weekdaysShortRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysShortRegex')) {
+            this._weekdaysShortRegex = defaultWeekdaysShortRegex;
+        }
+        return this._weekdaysShortStrictRegex && isStrict ?
+            this._weekdaysShortStrictRegex : this._weekdaysShortRegex;
+    }
+}
+
+var defaultWeekdaysMinRegex = matchWord;
+function weekdaysMinRegex (isStrict) {
+    if (this._weekdaysParseExact) {
+        if (!hasOwnProp(this, '_weekdaysRegex')) {
+            computeWeekdaysParse.call(this);
+        }
+        if (isStrict) {
+            return this._weekdaysMinStrictRegex;
+        } else {
+            return this._weekdaysMinRegex;
+        }
+    } else {
+        if (!hasOwnProp(this, '_weekdaysMinRegex')) {
+            this._weekdaysMinRegex = defaultWeekdaysMinRegex;
+        }
+        return this._weekdaysMinStrictRegex && isStrict ?
+            this._weekdaysMinStrictRegex : this._weekdaysMinRegex;
+    }
+}
+
+
+function computeWeekdaysParse () {
+    function cmpLenRev(a, b) {
+        return b.length - a.length;
+    }
+
+    var minPieces = [], shortPieces = [], longPieces = [], mixedPieces = [],
+        i, mom, minp, shortp, longp;
+    for (i = 0; i < 7; i++) {
+        // make the regex if we don't have it already
+        mom = createUTC([2000, 1]).day(i);
+        minp = this.weekdaysMin(mom, '');
+        shortp = this.weekdaysShort(mom, '');
+        longp = this.weekdays(mom, '');
+        minPieces.push(minp);
+        shortPieces.push(shortp);
+        longPieces.push(longp);
+        mixedPieces.push(minp);
+        mixedPieces.push(shortp);
+        mixedPieces.push(longp);
+    }
+    // Sorting makes sure if one weekday (or abbr) is a prefix of another it
+    // will match the longer piece.
+    minPieces.sort(cmpLenRev);
+    shortPieces.sort(cmpLenRev);
+    longPieces.sort(cmpLenRev);
+    mixedPieces.sort(cmpLenRev);
+    for (i = 0; i < 7; i++) {
+        shortPieces[i] = regexEscape(shortPieces[i]);
+        longPieces[i] = regexEscape(longPieces[i]);
+        mixedPieces[i] = regexEscape(mixedPieces[i]);
+    }
+
+    this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+    this._weekdaysShortRegex = this._weekdaysRegex;
+    this._weekdaysMinRegex = this._weekdaysRegex;
+
+    this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
+    this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');
+    this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i');
+}
+
+// FORMATTING
+
+function hFormat() {
+    return this.hours() % 12 || 12;
+}
+
+function kFormat() {
+    return this.hours() || 24;
+}
+
+addFormatToken('H', ['HH', 2], 0, 'hour');
+addFormatToken('h', ['hh', 2], 0, hFormat);
+addFormatToken('k', ['kk', 2], 0, kFormat);
+
+addFormatToken('hmm', 0, 0, function () {
+    return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);
+});
+
+addFormatToken('hmmss', 0, 0, function () {
+    return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) +
+        zeroFill(this.seconds(), 2);
+});
+
+addFormatToken('Hmm', 0, 0, function () {
+    return '' + this.hours() + zeroFill(this.minutes(), 2);
+});
+
+addFormatToken('Hmmss', 0, 0, function () {
+    return '' + this.hours() + zeroFill(this.minutes(), 2) +
+        zeroFill(this.seconds(), 2);
+});
+
+function meridiem (token, lowercase) {
+    addFormatToken(token, 0, 0, function () {
+        return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);
+    });
+}
+
+meridiem('a', true);
+meridiem('A', false);
+
+// ALIASES
+
+addUnitAlias('hour', 'h');
+
+// PRIORITY
+addUnitPriority('hour', 13);
+
+// PARSING
+
+function matchMeridiem (isStrict, locale) {
+    return locale._meridiemParse;
+}
+
+addRegexToken('a',  matchMeridiem);
+addRegexToken('A',  matchMeridiem);
+addRegexToken('H',  match1to2);
+addRegexToken('h',  match1to2);
+addRegexToken('k',  match1to2);
+addRegexToken('HH', match1to2, match2);
+addRegexToken('hh', match1to2, match2);
+addRegexToken('kk', match1to2, match2);
+
+addRegexToken('hmm', match3to4);
+addRegexToken('hmmss', match5to6);
+addRegexToken('Hmm', match3to4);
+addRegexToken('Hmmss', match5to6);
+
+addParseToken(['H', 'HH'], HOUR);
+addParseToken(['k', 'kk'], function (input, array, config) {
+    var kInput = toInt(input);
+    array[HOUR] = kInput === 24 ? 0 : kInput;
+});
+addParseToken(['a', 'A'], function (input, array, config) {
+    config._isPm = config._locale.isPM(input);
+    config._meridiem = input;
+});
+addParseToken(['h', 'hh'], function (input, array, config) {
+    array[HOUR] = toInt(input);
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('hmm', function (input, array, config) {
+    var pos = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos));
+    array[MINUTE] = toInt(input.substr(pos));
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('hmmss', function (input, array, config) {
+    var pos1 = input.length - 4;
+    var pos2 = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos1));
+    array[MINUTE] = toInt(input.substr(pos1, 2));
+    array[SECOND] = toInt(input.substr(pos2));
+    getParsingFlags(config).bigHour = true;
+});
+addParseToken('Hmm', function (input, array, config) {
+    var pos = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos));
+    array[MINUTE] = toInt(input.substr(pos));
+});
+addParseToken('Hmmss', function (input, array, config) {
+    var pos1 = input.length - 4;
+    var pos2 = input.length - 2;
+    array[HOUR] = toInt(input.substr(0, pos1));
+    array[MINUTE] = toInt(input.substr(pos1, 2));
+    array[SECOND] = toInt(input.substr(pos2));
+});
+
+// LOCALES
+
+function localeIsPM (input) {
+    // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
+    // Using charAt should be more compatible.
+    return ((input + '').toLowerCase().charAt(0) === 'p');
+}
+
+var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i;
+function localeMeridiem (hours, minutes, isLower) {
+    if (hours > 11) {
+        return isLower ? 'pm' : 'PM';
+    } else {
+        return isLower ? 'am' : 'AM';
+    }
+}
+
+
+// MOMENTS
+
+// Setting the hour should keep the time, because the user explicitly
+// specified which hour he wants. So trying to maintain the same hour (in
+// a new timezone) makes sense. Adding/subtracting hours does not follow
+// this rule.
+var getSetHour = makeGetSet('Hours', true);
+
+// months
+// week
+// weekdays
+// meridiem
+var baseConfig = {
+    calendar: defaultCalendar,
+    longDateFormat: defaultLongDateFormat,
+    invalidDate: defaultInvalidDate,
+    ordinal: defaultOrdinal,
+    dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,
+    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 localeFamilies = {};
+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
+            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 getSetGlobalLocale (key, values) {
+    var data;
+    if (key) {
+        if (isUndefined(values)) {
+            data = 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 {
+                if (!localeFamilies[config.parentLocale]) {
+                    localeFamilies[config.parentLocale] = [];
+                }
+                localeFamilies[config.parentLocale].push({
+                    name: name,
+                    config: config
+                });
+                return null;
+            }
+        }
+        locales[name] = new Locale(mergeConfigs(parentConfig, config));
+
+        if (localeFamilies[name]) {
+            localeFamilies[name].forEach(function (x) {
+                defineLocale(x.name, x.config);
+            });
+        }
+
+        // backwards compat for now: also set the locale
+        // make sure we set the locale AFTER all child locales have been
+        // created, so we won't end up with the child locale set.
+        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
+        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 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 listLocales() {
+    return keys$1(locales);
+}
+
+function checkOverflow (m) {
+    var overflow;
+    var a = m._a;
+
+    if (a && getParsingFlags(m).overflow === -2) {
+        overflow =
+            a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
+            a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
+            a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
+            a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
+            a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
+            a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
+            -1;
+
+        if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
+            overflow = DATE;
+        }
+        if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
+            overflow = WEEK;
+        }
+        if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
+            overflow = WEEKDAY;
+        }
+
+        getParsingFlags(m).overflow = overflow;
+    }
+
+    return m;
+}
+
+// iso 8601 regex
+// 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
+var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;
+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;
+    }
+}
+
+// RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3
+var basicRfcRegex = /^((?:Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\s)?(\d?\d\s(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s(?:\d\d)?\d\d\s)(\d\d:\d\d)(\:\d\d)?(\s(?:UT|GMT|[ECMP][SD]T|[A-IK-Za-ik-z]|[+-]\d{4}))$/;
+
+// date and time from ref 2822 format
+function configFromRFC2822(config) {
+    var string, match, dayFormat,
+        dateFormat, timeFormat, tzFormat;
+    var timezones = {
+        ' GMT': ' +0000',
+        ' EDT': ' -0400',
+        ' EST': ' -0500',
+        ' CDT': ' -0500',
+        ' CST': ' -0600',
+        ' MDT': ' -0600',
+        ' MST': ' -0700',
+        ' PDT': ' -0700',
+        ' PST': ' -0800'
+    };
+    var military = 'YXWVUTSRQPONZABCDEFGHIKLM';
+    var timezone, timezoneIndex;
+
+    string = config._i
+        .replace(/\([^\)]*\)|[\n\t]/g, ' ') // Remove comments and folding whitespace
+        .replace(/(\s\s+)/g, ' ') // Replace multiple-spaces with a single space
+        .replace(/^\s|\s$/g, ''); // Remove leading and trailing spaces
+    match = basicRfcRegex.exec(string);
+
+    if (match) {
+        dayFormat = match[1] ? 'ddd' + ((match[1].length === 5) ? ', ' : ' ') : '';
+        dateFormat = 'D MMM ' + ((match[2].length > 10) ? 'YYYY ' : 'YY ');
+        timeFormat = 'HH:mm' + (match[4] ? ':ss' : '');
+
+        // TODO: Replace the vanilla JS Date object with an indepentent day-of-week check.
+        if (match[1]) { // day of week given
+            var momentDate = new Date(match[2]);
+            var momentDay = ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'][momentDate.getDay()];
+
+            if (match[1].substr(0,3) !== momentDay) {
+                getParsingFlags(config).weekdayMismatch = true;
+                config._isValid = false;
+                return;
+            }
+        }
+
+        switch (match[5].length) {
+            case 2: // military
+                if (timezoneIndex === 0) {
+                    timezone = ' +0000';
+                } else {
+                    timezoneIndex = military.indexOf(match[5][1].toUpperCase()) - 12;
+                    timezone = ((timezoneIndex < 0) ? ' -' : ' +') +
+                        (('' + timezoneIndex).replace(/^-?/, '0')).match(/..$/)[0] + '00';
+                }
+                break;
+            case 4: // Zone
+                timezone = timezones[match[5]];
+                break;
+            default: // UT or +/-9999
+                timezone = timezones[' GMT'];
+        }
+        match[5] = timezone;
+        config._i = match.splice(1).join('');
+        tzFormat = ' ZZ';
+        config._f = dayFormat + dateFormat + timeFormat + tzFormat;
+        configFromStringAndFormat(config);
+        getParsingFlags(config).rfc2822 = true;
+    } 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;
+    } else {
+        return;
+    }
+
+    configFromRFC2822(config);
+    if (config._isValid === false) {
+        delete config._isValid;
+    } else {
+        return;
+    }
+
+    // Final attempt, use Input Fallback
+    hooks.createFromInputFallback(config);
+}
+
+hooks.createFromInputFallback = deprecate(
+    'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' +
+    'which is not reliable across all browsers and versions. Non RFC2822/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(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 != null) {
+        yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
+
+        if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) {
+            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(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;
+
+        var curWeek = weekOfYear(createLocal(), dow, doy);
+
+        weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);
+
+        // Default to current week.
+        week = defaults(w.w, curWeek.week);
+
+        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
+hooks.ISO_8601 = function () {};
+
+// constant that refers to the RFC 2822 form
+hooks.RFC_2822 = 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 === hooks.ISO_8601) {
+        configFromISO(config);
+        return;
+    }
+    if (config._f === hooks.RFC_2822) {
+        configFromRFC2822(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 (!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 || getLocale(config._l);
+
+    if (input === null || (format === undefined && input === '')) {
+        return createInvalid({nullInput: true});
+    }
+
+    if (typeof input === 'string') {
+        config._i = input = config._locale.preparse(input);
+    }
+
+    if (isMoment(input)) {
+        return new Moment(checkOverflow(input));
+    } else if (isDate(input)) {
+        config._d = input;
+    } else if (isArray(format)) {
+        configFromStringAndArray(config);
+    } else if (format) {
+        configFromStringAndFormat(config);
+    }  else {
+        configFromInput(config);
+    }
+
+    if (!isValid(config)) {
+        config._d = null;
+    }
+
+    return config;
+}
+
+function configFromInput(config) {
+    var input = config._i;
+    if (isUndefined(input)) {
+        config._d = new Date(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 (isObject(input)) {
+        configFromObject(config);
+    } else if (isNumber(input)) {
+        // from milliseconds
+        config._d = new Date(input);
+    } else {
+        hooks.createFromInputFallback(config);
+    }
+}
+
+function createLocalOrUTC (input, format, locale, strict, isUTC) {
+    var c = {};
+
+    if (locale === true || locale === false) {
+        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 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 = createLocal.apply(null, arguments);
+        if (this.isValid() && other.isValid()) {
+            return other < this ? this : other;
+        } else {
+            return createInvalid();
+        }
+    }
+);
+
+var prototypeMax = deprecate(
+    'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',
+    function () {
+        var other = createLocal.apply(null, arguments);
+        if (this.isValid() && other.isValid()) {
+            return other > this ? this : other;
+        } else {
+            return 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 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());
+};
+