12 files changed, 651 insertions, 0 deletions
diff --git a/js/vendor/momentjs/src/lib/create/check-overflow.js b/js/vendor/momentjs/src/lib/create/check-overflow.js
new file mode 100644
index 000000000..41b539fb7
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/check-overflow.js
@@ -0,0 +1,34 @@
+import { daysInMonth } from '../units/month';
+import { YEAR, MONTH, DATE, HOUR, MINUTE, SECOND, MILLISECOND, WEEK, WEEKDAY } from '../units/constants';
+import getParsingFlags from '../create/parsing-flags';
+
+export default 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;
+}
+
diff --git a/js/vendor/momentjs/src/lib/create/date-from-array.js b/js/vendor/momentjs/src/lib/create/date-from-array.js
new file mode 100644
index 000000000..180f55c71
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/date-from-array.js
@@ -0,0 +1,21 @@
+export 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;
+}
+
+export 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;
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-anything.js b/js/vendor/momentjs/src/lib/create/from-anything.js
new file mode 100644
index 000000000..7b92587ec
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-anything.js
@@ -0,0 +1,101 @@
+import isArray from '../utils/is-array';
+import isDate from '../utils/is-date';
+import map from '../utils/map';
+import { createInvalid } from './valid';
+import { Moment, isMoment } from '../moment/constructor';
+import { getLocale } from '../locale/locales';
+import { hooks } from '../utils/hooks';
+import checkOverflow from './check-overflow';
+import { isValid } from './valid';
+
+import { configFromStringAndArray }  from './from-string-and-array';
+import { configFromStringAndFormat } from './from-string-and-format';
+import { configFromString }          from './from-string';
+import { configFromArray }           from './from-array';
+import { configFromObject }          from './from-object';
+
+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;
+}
+
+export 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 (isArray(format)) {
+        configFromStringAndArray(config);
+    } else if (format) {
+        configFromStringAndFormat(config);
+    } else if (isDate(input)) {
+        config._d = input;
+    } else {
+        configFromInput(config);
+    }
+
+    if (!isValid(config)) {
+        config._d = null;
+    }
+
+    return config;
+}
+
+function configFromInput(config) {
+    var input = config._i;
+    if (input === undefined) {
+        config._d = new Date(hooks.now());
+    } else if (isDate(input)) {
+        config._d = new Date(+input);
+    } 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 {
+        hooks.createFromInputFallback(config);
+    }
+}
+
+export 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);
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-array.js b/js/vendor/momentjs/src/lib/create/from-array.js
new file mode 100644
index 000000000..25dbc28fc
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-array.js
@@ -0,0 +1,136 @@
+import { hooks } from '../utils/hooks';
+import { createDate, createUTCDate } from './date-from-array';
+import { daysInYear } from '../units/year';
+import { weekOfYear, weeksInYear, dayOfYearFromWeeks } from '../units/week-calendar-utils';
+import { YEAR, MONTH, DATE, HOUR, MINUTE, SECOND, MILLISECOND } from '../units/constants';
+import { createLocal } from './local';
+import defaults from '../utils/defaults';
+import getParsingFlags from './parsing-flags';
+
+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]
+export 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(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(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;
+    }
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-object.js b/js/vendor/momentjs/src/lib/create/from-object.js
new file mode 100644
index 000000000..c0bfe9f8d
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-object.js
@@ -0,0 +1,16 @@
+import { normalizeObjectUnits } from '../units/aliases';
+import { configFromArray } from './from-array';
+import map from '../utils/map';
+
+export 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);
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-string-and-array.js b/js/vendor/momentjs/src/lib/create/from-string-and-array.js
new file mode 100644
index 000000000..1d8a7a806
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-string-and-array.js
@@ -0,0 +1,50 @@
+import { copyConfig } from '../moment/constructor';
+import { configFromStringAndFormat } from './from-string-and-format';
+import getParsingFlags from './parsing-flags';
+import { isValid } from './valid';
+import extend from '../utils/extend';
+
+// date from string and array of format strings
+export 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);
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-string-and-format.js b/js/vendor/momentjs/src/lib/create/from-string-and-format.js
new file mode 100644
index 000000000..87eecafb3
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-string-and-format.js
@@ -0,0 +1,104 @@
+import { configFromISO } from './from-string';
+import { configFromArray } from './from-array';
+import { getParseRegexForToken }   from '../parse/regex';
+import { addTimeToArrayFromToken } from '../parse/token';
+import { expandFormat, formatTokenFunctions, formattingTokens } from '../format/format';
+import checkOverflow from './check-overflow';
+import { HOUR } from '../units/constants';
+import { hooks } from '../utils/hooks';
+import getParsingFlags from './parsing-flags';
+
+// constant that refers to the ISO standard
+hooks.ISO_8601 = function () {};
+
+// date from string and format string
+export 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;
+    }
+
+    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;
+    }
+    // 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;
+    }
+}
diff --git a/js/vendor/momentjs/src/lib/create/from-string.js b/js/vendor/momentjs/src/lib/create/from-string.js
new file mode 100644
index 000000000..6852049f2
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/from-string.js
@@ -0,0 +1,120 @@
+import { configFromStringAndFormat } from './from-string-and-format';
+import { hooks } from '../utils/hooks';
+import { deprecate } from '../utils/deprecate';
+import getParsingFlags from './parsing-flags';
+
+// 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
+export 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
+export 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;
+        hooks.createFromInputFallback(config);
+    }
+}
+
+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' : ''));
+    }
+);
diff --git a/js/vendor/momentjs/src/lib/create/local.js b/js/vendor/momentjs/src/lib/create/local.js
new file mode 100644
index 000000000..88c1e2692
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/local.js
@@ -0,0 +1,5 @@
+import { createLocalOrUTC } from './from-anything';
+
+export function createLocal (input, format, locale, strict) {
+    return createLocalOrUTC(input, format, locale, strict, false);
+}
diff --git a/js/vendor/momentjs/src/lib/create/parsing-flags.js b/js/vendor/momentjs/src/lib/create/parsing-flags.js
new file mode 100644
index 000000000..2bfbcb341
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/parsing-flags.js
@@ -0,0 +1,22 @@
+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
+    };
+}
+
+export default function getParsingFlags(m) {
+    if (m._pf == null) {
+        m._pf = defaultParsingFlags();
+    }
+    return m._pf;
+}
diff --git a/js/vendor/momentjs/src/lib/create/utc.js b/js/vendor/momentjs/src/lib/create/utc.js
new file mode 100644
index 000000000..96139530e
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/utc.js
@@ -0,0 +1,5 @@
+import { createLocalOrUTC } from './from-anything';
+
+export function createUTC (input, format, locale, strict) {
+    return createLocalOrUTC(input, format, locale, strict, true).utc();
+}
diff --git a/js/vendor/momentjs/src/lib/create/valid.js b/js/vendor/momentjs/src/lib/create/valid.js
new file mode 100644
index 000000000..ad56bfe06
--- /dev/null
+++ b/js/vendor/momentjs/src/lib/create/valid.js
@@ -0,0 +1,37 @@
+import extend from '../utils/extend';
+import { createUTC } from './utc';
+import getParsingFlags from '../create/parsing-flags';
+
+export function isValid(m) {
+    if (m._isValid == null) {
+        var flags = getParsingFlags(m);
+        m._isValid = !isNaN(m._d.getTime()) &&
+            flags.overflow < 0 &&
+            !flags.empty &&
+            !flags.invalidMonth &&
+            !flags.invalidWeekday &&
+            !flags.nullInput &&
+            !flags.invalidFormat &&
+            !flags.userInvalidated;
+
+        if (m._strict) {
+            m._isValid = m._isValid &&
+                flags.charsLeftOver === 0 &&
+                flags.unusedTokens.length === 0 &&
+                flags.bigHour === undefined;
+        }
+    }
+    return m._isValid;
+}
+
+export function createInvalid (flags) {
+    var m = createUTC(NaN);
+    if (flags != null) {
+        extend(getParsingFlags(m), flags);
+    }
+    else {
+        getParsingFlags(m).userInvalidated = true;
+    }
+
+    return m;
+}