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diff --git a/contexts/data/lib/closure-library/closure/goog/date/relative.js b/contexts/data/lib/closure-library/closure/goog/date/relative.js
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--- a/contexts/data/lib/closure-library/closure/goog/date/relative.js
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@@ -1,430 +0,0 @@
-// Copyright 2009 The Closure Library Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS-IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-/**
- * @fileoverview Functions for formatting relative dates.  Such as "3 days ago"
- * "3 hours ago", "14 minutes ago", "12 days ago", "Today", "Yesterday".
- *
- */
-
-goog.provide('goog.date.relative');
-
-goog.require('goog.i18n.DateTimeFormat');
-
-
-/**
- * Number of milliseconds in a minute.
- * @type {number}
- * @private
- */
-goog.date.relative.MINUTE_MS_ = 60000;
-
-
-/**
- * Number of milliseconds in a day.
- * @type {number}
- * @private
- */
-goog.date.relative.DAY_MS_ = 86400000;
-
-
-/**
- * Enumeration used to identify time units internally.
- * @enum {number}
- * @private
- */
-goog.date.relative.Unit_ = {
-  MINUTES: 0,
-  HOURS: 1,
-  DAYS: 2
-};
-
-
-/**
- * Full date formatter.
- * @type {goog.i18n.DateTimeFormat}
- * @private
- */
-goog.date.relative.fullDateFormatter_;
-
-
-/**
- * Short time formatter.
- * @type {goog.i18n.DateTimeFormat}
- * @private
- */
-goog.date.relative.shortTimeFormatter_;
-
-
-/**
- * Month-date formatter.
- * @type {goog.i18n.DateTimeFormat}
- * @private
- */
-goog.date.relative.monthDateFormatter_;
-
-
-/**
- * Returns a date in month format, e.g. Mar 15.
- * @param {Date} date The date object.
- * @return {string} The formatted string.
- * @private
- */
-goog.date.relative.formatMonth_ = function(date) {
-  if (!goog.date.relative.monthDateFormatter_) {
-    goog.date.relative.monthDateFormatter_ =
-        new goog.i18n.DateTimeFormat('MMM dd');
-  }
-  return goog.date.relative.monthDateFormatter_.format(date);
-};
-
-
-/**
- * Returns a date in short-time format, e.g. 2:50 PM.
- * @param {Date|goog.date.DateTime} date The date object.
- * @return {string} The formatted string.
- * @private
- */
-goog.date.relative.formatShortTime_ = function(date) {
-  if (!goog.date.relative.shortTimeFormatter_) {
-    goog.date.relative.shortTimeFormatter_ = new goog.i18n.DateTimeFormat(
-        goog.i18n.DateTimeFormat.Format.SHORT_TIME);
-  }
-  return goog.date.relative.shortTimeFormatter_.format(date);
-};
-
-
-/**
- * Returns a date in full date format, e.g. Tuesday, March 24, 2009.
- * @param {Date|goog.date.DateTime} date The date object.
- * @return {string} The formatted string.
- * @private
- */
-goog.date.relative.formatFullDate_ = function(date) {
-  if (!goog.date.relative.fullDateFormatter_) {
-    goog.date.relative.fullDateFormatter_ = new goog.i18n.DateTimeFormat(
-        goog.i18n.DateTimeFormat.Format.FULL_DATE);
-  }
-  return goog.date.relative.fullDateFormatter_.format(date);
-};
-
-
-/**
- * Accepts a timestamp in milliseconds and outputs a relative time in the form
- * of "1 hour ago", "1 day ago", "in 1 hour", "in 2 days" etc.  If the date
- * delta is over 2 weeks, then the output string will be empty.
- * @param {number} dateMs Date in milliseconds.
- * @return {string} The formatted date.
- */
-goog.date.relative.format = function(dateMs) {
-
-  var now = goog.now();
-  var delta = Math.floor((now - dateMs) / goog.date.relative.MINUTE_MS_);
-
-  var future = false;
-
-  if (delta < 0) {
-    future = true;
-    delta *= -1;
-  }
-
-  if (delta < 60) { // Minutes.
-    return goog.date.relative.getMessage_(
-        delta, future, goog.date.relative.Unit_.MINUTES);
-
-  } else {
-    delta = Math.floor(delta / 60);
-    if (delta < 24) { // Hours.
-      return goog.date.relative.getMessage_(
-          delta, future, goog.date.relative.Unit_.HOURS);
-
-    } else {
-      // We can be more than 24 hours apart but still only 1 day apart, so we
-      // compare the closest time from today against the target time to find
-      // the number of days in the delta.
-      var midnight = new Date(goog.now());
-      midnight.setHours(0);
-      midnight.setMinutes(0);
-      midnight.setSeconds(0);
-      midnight.setMilliseconds(0);
-
-      // Convert to days ago.
-      delta = Math.ceil(
-          (midnight.getTime() - dateMs) / goog.date.relative.DAY_MS_);
-
-      if (future) {
-        delta *= -1;
-      }
-
-      // Uses days for less than 2-weeks.
-      if (delta < 14) {
-        return goog.date.relative.getMessage_(
-            delta, future, goog.date.relative.Unit_.DAYS);
-
-      } else {
-        // For messages older than 2 weeks do not show anything.  The client
-        // should decide the date format to show.
-        return '';
-      }
-    }
-  }
-};
-
-
-/**
- * Accepts a timestamp in milliseconds and outputs a relative time in the form
- * of "1 hour ago", "1 day ago".  All future times will be returned as 0 minutes
- * ago.
- *
- * This is provided for compatibility with users of the previous incarnation of
- * the above {@see #format} method who relied on it protecting against
- * future dates.
- *
- * @param {number} dateMs Date in milliseconds.
- * @return {string} The formatted date.
- */
-goog.date.relative.formatPast = function(dateMs) {
-  var now = goog.now();
-  if (now < dateMs) {
-    dateMs = now;
-  }
-  return goog.date.relative.format(dateMs);
-};
-
-
-/**
- * Accepts a timestamp in milliseconds and outputs a relative day. i.e. "Today",
- * "Yesterday" or "Sept 15".
- *
- * @param {number} dateMs Date in milliseconds.
- * @return {string} The formatted date.
- */
-goog.date.relative.formatDay = function(dateMs) {
-  var message;
-  var today = new Date(goog.now());
-
-  today.setHours(0);
-  today.setMinutes(0);
-  today.setSeconds(0);
-  today.setMilliseconds(0);
-
-  var yesterday = new Date(today.getTime() - goog.date.relative.DAY_MS_);
-  if (today.getTime() < dateMs) {
-    /** @desc Today. */
-    var MSG_TODAY = goog.getMsg('Today');
-    message = MSG_TODAY;
-  } else if (yesterday.getTime() < dateMs) {
-    /** @desc Yesterday. */
-    var MSG_YESTERDAY = goog.getMsg('Yesterday');
-    message = MSG_YESTERDAY;
-  } else {
-    message = goog.date.relative.formatMonth_(new Date(dateMs));
-  }
-  return message;
-};
-
-
-/**
- * Formats a date, adding the relative date in parenthesis.  If the date is less
- * than 24 hours then the time will be printed, otherwise the full-date will be
- * used.  Examples:
- *   2:20 PM (1 minute ago)
- *   Monday, February 27, 2009 (4 days ago)
- *   Tuesday, March 20, 2005    // Too long ago for a relative date.
- *
- * @param {Date|goog.date.DateTime} date A date object.
- * @param {string=} opt_shortTimeMsg An optional short time message can be
- *     provided if available, so that it's not recalculated in this function.
- * @param {string=} opt_fullDateMsg An optional date message can be
- *     provided if available, so that it's not recalculated in this function.
- * @return {string} The date string in the above form.
- */
-goog.date.relative.getDateString = function(
-    date, opt_shortTimeMsg, opt_fullDateMsg) {
-  return goog.date.relative.getDateString_(
-      date, goog.date.relative.format, opt_shortTimeMsg, opt_fullDateMsg);
-};
-
-
-/**
- * Formats a date, adding the relative date in parenthesis.   Functions the same
- * as #getDateString but ensures that the date is always seen to be in the past.
- * If the date is in the future, it will be shown as 0 minutes ago.
- *
- * This is provided for compatibility with users of the previous incarnation of
- * the above {@see #getDateString} method who relied on it protecting against
- * future dates.
- *
- * @param {Date|goog.date.DateTime} date A date object.
- * @param {string=} opt_shortTimeMsg An optional short time message can be
- *     provided if available, so that it's not recalculated in this function.
- * @param {string=} opt_fullDateMsg An optional date message can be
- *     provided if available, so that it's not recalculated in this function.
- * @return {string} The date string in the above form.
- */
-goog.date.relative.getPastDateString = function(
-    date, opt_shortTimeMsg, opt_fullDateMsg) {
-  return goog.date.relative.getDateString_(
-      date, goog.date.relative.formatPast, opt_shortTimeMsg, opt_fullDateMsg);
-};
-
-
-/**
- * Formats a date, adding the relative date in parenthesis.  If the date is less
- * than 24 hours then the time will be printed, otherwise the full-date will be
- * used.  Examples:
- *   2:20 PM (1 minute ago)
- *   Monday, February 27, 2009 (4 days ago)
- *   Tuesday, March 20, 2005    // Too long ago for a relative date.
- *
- * @param {Date|goog.date.DateTime} date A date object.
- * @param {function(number) : string} relativeFormatter Function to use when
- *     formatting the relative date.
- * @param {string=} opt_shortTimeMsg An optional short time message can be
- *     provided if available, so that it's not recalculated in this function.
- * @param {string=} opt_fullDateMsg An optional date message can be
- *     provided if available, so that it's not recalculated in this function.
- * @return {string} The date string in the above form.
- * @private
- */
-goog.date.relative.getDateString_ = function(
-    date, relativeFormatter, opt_shortTimeMsg, opt_fullDateMsg) {
-  var dateMs = date.getTime();
-
-  var relativeDate = relativeFormatter(dateMs);
-
-  if (relativeDate) {
-    relativeDate = ' (' + relativeDate + ')';
-  }
-
-  var delta = Math.floor((goog.now() - dateMs) / goog.date.relative.MINUTE_MS_);
-  if (delta < 60 * 24) {
-    // TODO(user): this call raises an exception if date is a goog.date.Date.
-    return (opt_shortTimeMsg || goog.date.relative.formatShortTime_(date)) +
-        relativeDate;
-  } else {
-    return (opt_fullDateMsg || goog.date.relative.formatFullDate_(date)) +
-        relativeDate;
-  }
-};
-
-
-/**
- * Gets a localized relative date string for a given delta and unit.
- * @param {number} delta Number of minutes/hours/days.
- * @param {boolean} future Whether the delta is in the future.
- * @param {goog.date.relative.Unit_} unit The units the delta is in.
- * @return {string} The message.
- * @private
- */
-goog.date.relative.getMessage_ = function(delta, future, unit) {
-  if (!future && unit == goog.date.relative.Unit_.MINUTES) {
-    /**
-     * @desc Relative date indicating how many minutes ago something happened
-     * (singular).
-     */
-    var MSG_MINUTES_AGO_SINGULAR =
-        goog.getMsg('{$num} minute ago', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating how many minutes ago something happened
-     * (plural).
-     */
-    var MSG_MINUTES_AGO_PLURAL =
-        goog.getMsg('{$num} minutes ago', {'num' : delta});
-
-    return delta == 1 ? MSG_MINUTES_AGO_SINGULAR : MSG_MINUTES_AGO_PLURAL;
-
-  } else if (future && unit == goog.date.relative.Unit_.MINUTES) {
-    /**
-     * @desc Relative date indicating in how many minutes something happens
-     * (singular).
-     */
-    var MSG_IN_MINUTES_SINGULAR =
-        goog.getMsg('in {$num} minute', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating in how many minutes something happens
-     * (plural).
-     */
-    var MSG_IN_MINUTES_PLURAL =
-        goog.getMsg('in {$num} minutes', {'num' : delta});
-
-    return delta == 1 ? MSG_IN_MINUTES_SINGULAR : MSG_IN_MINUTES_PLURAL;
-
-  } else if (!future && unit == goog.date.relative.Unit_.HOURS) {
-    /**
-     * @desc Relative date indicating how many hours ago something happened
-     * (singular).
-     */
-    var MSG_HOURS_AGO_SINGULAR =
-        goog.getMsg('{$num} hour ago', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating how many hours ago something happened
-     * (plural).
-     */
-    var MSG_HOURS_AGO_PLURAL = goog.getMsg('{$num} hours ago', {'num' : delta});
-
-    return delta == 1 ? MSG_HOURS_AGO_SINGULAR : MSG_HOURS_AGO_PLURAL;
-
-  } else if (future && unit == goog.date.relative.Unit_.HOURS) {
-    /**
-     * @desc Relative date indicating in how many hours something happens
-     * (singular).
-     */
-    var MSG_IN_HOURS_SINGULAR = goog.getMsg('in {$num} hour', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating in how many hours something happens
-     * (plural).
-     */
-    var MSG_IN_HOURS_PLURAL = goog.getMsg('in {$num} hours', {'num' : delta});
-
-    return delta == 1 ? MSG_IN_HOURS_SINGULAR : MSG_IN_HOURS_PLURAL;
-
-  } else if (!future && unit == goog.date.relative.Unit_.DAYS) {
-    /**
-     * @desc Relative date indicating how many days ago something happened
-     * (singular).
-     */
-    var MSG_DAYS_AGO_SINGULAR = goog.getMsg('{$num} day ago', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating how many days ago something happened
-     * (plural).
-     */
-    var MSG_DAYS_AGO_PLURAL = goog.getMsg('{$num} days ago', {'num' : delta});
-
-    return delta == 1 ? MSG_DAYS_AGO_SINGULAR : MSG_DAYS_AGO_PLURAL;
-
-  } else if (future && unit == goog.date.relative.Unit_.DAYS) {
-    /**
-     * @desc Relative date indicating in how many days something happens
-     * (singular).
-     */
-    var MSG_IN_DAYS_SINGULAR = goog.getMsg('in {$num} day', {'num' : delta});
-
-    /**
-     * @desc Relative date indicating in how many days something happens
-     * (plural).
-     */
-    var MSG_IN_DAYS_PLURAL = goog.getMsg('in {$num} days', {'num' : delta});
-
-    return delta == 1 ? MSG_IN_DAYS_SINGULAR : MSG_IN_DAYS_PLURAL;
-
-  } else {
-    return '';
-  }
-};