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diff --git a/contexts/data/lib/closure-library/closure/goog/fx/animation.js b/contexts/data/lib/closure-library/closure/goog/fx/animation.js
deleted file mode 100644
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--- a/contexts/data/lib/closure-library/closure/goog/fx/animation.js
+++ /dev/null
@@ -1,530 +0,0 @@
-// Copyright 2006 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 Classes for doing animations and visual effects.
- *
- * (Based loosly on my animation code for 13thparallel.org, with extra
- * inspiration from the DojoToolkit's modifications to my code)
- */
-
-goog.provide('goog.fx.Animation');
-goog.provide('goog.fx.Animation.EventType');
-goog.provide('goog.fx.Animation.State');
-goog.provide('goog.fx.AnimationEvent');
-
-goog.require('goog.array');
-goog.require('goog.events.Event');
-goog.require('goog.fx.Transition');  // Unreferenced: interface
-goog.require('goog.fx.Transition.EventType');
-goog.require('goog.fx.TransitionBase.State');
-goog.require('goog.fx.anim');
-goog.require('goog.fx.anim.Animated');  // Unreferenced: interface
-
-
-
-/**
- * Constructor for an animation object.
- * @param {Array.<number>} start Array for start coordinates.
- * @param {Array.<number>} end Array for end coordinates.
- * @param {number} duration Length of animation in milliseconds.
- * @param {Function=} opt_acc Acceleration function, returns 0-1 for inputs 0-1.
- * @constructor
- * @implements {goog.fx.anim.Animated}
- * @implements {goog.fx.Transition}
- * @extends {goog.fx.TransitionBase}
- */
-goog.fx.Animation = function(start, end, duration, opt_acc) {
-  goog.base(this);
-
-  if (!goog.isArray(start) || !goog.isArray(end)) {
-    throw Error('Start and end parameters must be arrays');
-  }
-
-  if (start.length != end.length) {
-    throw Error('Start and end points must be the same length');
-  }
-
-  /**
-   * Start point.
-   * @type {Array.<number>}
-   * @protected
-   */
-  this.startPoint = start;
-
-  /**
-   * End point.
-   * @type {Array.<number>}
-   * @protected
-   */
-  this.endPoint = end;
-
-  /**
-   * Duration of animation in milliseconds.
-   * @type {number}
-   * @protected
-   */
-  this.duration = duration;
-
-  /**
-   * Acceleration function, which must return a number between 0 and 1 for
-   * inputs between 0 and 1.
-   * @type {Function|undefined}
-   * @private
-   */
-  this.accel_ = opt_acc;
-
-  /**
-   * Current coordinate for animation.
-   * @type {Array.<number>}
-   * @protected
-   */
-  this.coords = [];
-
-  /**
-   * Whether the animation should use "right" rather than "left" to position
-   * elements in RTL.  This is a temporary flag to allow clients to transition
-   * to the new behavior at their convenience.  At some point it will be the
-   * default.
-   * @type {boolean}
-   * @private
-   */
-  this.useRightPositioningForRtl_ = false;
-};
-goog.inherits(goog.fx.Animation, goog.fx.TransitionBase);
-
-
-/**
- * Sets whether the animation should use "right" rather than "left" to position
- * elements.  This is a temporary flag to allow clients to transition
- * to the new component at their convenience.  At some point "right" will be
- * used for RTL elements by default.
- * @param {boolean} useRightPositioningForRtl True if "right" should be used for
- *     positioning, false if "left" should be used for positioning.
- */
-goog.fx.Animation.prototype.enableRightPositioningForRtl =
-    function(useRightPositioningForRtl) {
-  this.useRightPositioningForRtl_ = useRightPositioningForRtl;
-};
-
-
-/**
- * Whether the animation should use "right" rather than "left" to position
- * elements.  This is a temporary flag to allow clients to transition
- * to the new component at their convenience.  At some point "right" will be
- * used for RTL elements by default.
- * @return {boolean} True if "right" should be used for positioning, false if
- *     "left" should be used for positioning.
- */
-goog.fx.Animation.prototype.isRightPositioningForRtlEnabled = function() {
-  return this.useRightPositioningForRtl_;
-};
-
-
-/**
- * Events fired by the animation.
- * @enum {string}
- */
-goog.fx.Animation.EventType = {
-  /**
-   * Dispatched when played for the first time OR when it is resumed.
-   * @deprecated Use goog.fx.Transition.EventType.PLAY.
-   */
-  PLAY: goog.fx.Transition.EventType.PLAY,
-
-  /**
-   * Dispatched only when the animation starts from the beginning.
-   * @deprecated Use goog.fx.Transition.EventType.BEGIN.
-   */
-  BEGIN: goog.fx.Transition.EventType.BEGIN,
-
-  /**
-   * Dispatched only when animation is restarted after a pause.
-   * @deprecated Use goog.fx.Transition.EventType.RESUME.
-   */
-  RESUME: goog.fx.Transition.EventType.RESUME,
-
-  /**
-   * Dispatched when animation comes to the end of its duration OR stop
-   * is called.
-   * @deprecated Use goog.fx.Transition.EventType.END.
-   */
-  END: goog.fx.Transition.EventType.END,
-
-  /**
-   * Dispatched only when stop is called.
-   * @deprecated Use goog.fx.Transition.EventType.STOP.
-   */
-  STOP: goog.fx.Transition.EventType.STOP,
-
-  /**
-   * Dispatched only when animation comes to its end naturally.
-   * @deprecated Use goog.fx.Transition.EventType.FINISH.
-   */
-  FINISH: goog.fx.Transition.EventType.FINISH,
-
-  /**
-   * Dispatched when an animation is paused.
-   * @deprecated Use goog.fx.Transition.EventType.PAUSE.
-   */
-  PAUSE: goog.fx.Transition.EventType.PAUSE,
-
-  /**
-   * Dispatched each frame of the animation.  This is where the actual animator
-   * will listen.
-   */
-  ANIMATE: 'animate',
-
-  /**
-   * Dispatched when the animation is destroyed.
-   */
-  DESTROY: 'destroy'
-};
-
-
-/**
- * @deprecated Use goog.fx.anim.TIMEOUT.
- */
-goog.fx.Animation.TIMEOUT = goog.fx.anim.TIMEOUT;
-
-
-/**
- * Enum for the possible states of an animation.
- * @deprecated Use goog.fx.Transition.State instead.
- * @enum {number}
- */
-goog.fx.Animation.State = goog.fx.TransitionBase.State;
-
-
-/**
- * @deprecated Use goog.fx.anim.setAnimationWindow.
- * @param {Window} animationWindow The window in which to animate elements.
- */
-goog.fx.Animation.setAnimationWindow = function(animationWindow) {
-  goog.fx.anim.setAnimationWindow(animationWindow);
-};
-
-
-/**
- * Current frame rate.
- * @type {number}
- * @private
- */
-goog.fx.Animation.prototype.fps_ = 0;
-
-
-/**
- * Percent of the way through the animation.
- * @type {number}
- * @protected
- */
-goog.fx.Animation.prototype.progress = 0;
-
-
-/**
- * Timestamp for when last frame was run.
- * @type {?number}
- * @protected
- */
-goog.fx.Animation.prototype.lastFrame = null;
-
-
-/**
- * Starts or resumes an animation.
- * @param {boolean=} opt_restart Whether to restart the
- *     animation from the beginning if it has been paused.
- * @return {boolean} Whether animation was started.
- * @override
- */
-goog.fx.Animation.prototype.play = function(opt_restart) {
-  if (opt_restart || this.isStopped()) {
-    this.progress = 0;
-    this.coords = this.startPoint;
-  } else if (this.isPlaying()) {
-    return false;
-  }
-
-  goog.fx.anim.unregisterAnimation(this);
-
-  var now = /** @type {number} */ (goog.now());
-
-  this.startTime = now;
-  if (this.isPaused()) {
-    this.startTime -= this.duration * this.progress;
-  }
-
-  this.endTime = this.startTime + this.duration;
-  this.lastFrame = this.startTime;
-
-  if (!this.progress) {
-    this.onBegin();
-  }
-
-  this.onPlay();
-
-  if (this.isPaused()) {
-    this.onResume();
-  }
-
-  this.setStatePlaying();
-
-  goog.fx.anim.registerAnimation(this);
-  this.cycle(now);
-
-  return true;
-};
-
-
-/**
- * Stops the animation.
- * @param {boolean=} opt_gotoEnd If true the animation will move to the
- *     end coords.
- * @override
- */
-goog.fx.Animation.prototype.stop = function(opt_gotoEnd) {
-  goog.fx.anim.unregisterAnimation(this);
-  this.setStateStopped();
-
-  if (!!opt_gotoEnd) {
-    this.progress = 1;
-  }
-
-  this.updateCoords_(this.progress);
-
-  this.onStop();
-  this.onEnd();
-};
-
-
-/**
- * Pauses the animation (iff it's playing).
- * @override
- */
-goog.fx.Animation.prototype.pause = function() {
-  if (this.isPlaying()) {
-    goog.fx.anim.unregisterAnimation(this);
-    this.setStatePaused();
-    this.onPause();
-  }
-};
-
-
-/**
- * @return {number} The current progress of the animation, the number
- *     is between 0 and 1 inclusive.
- */
-goog.fx.Animation.prototype.getProgress = function() {
-  return this.progress;
-};
-
-
-/**
- * Sets the progress of the animation.
- * @param {number} progress The new progress of the animation.
- */
-goog.fx.Animation.prototype.setProgress = function(progress) {
-  this.progress = progress;
-  if (this.isPlaying()) {
-    var now = goog.now();
-    // If the animation is already playing, we recompute startTime and endTime
-    // such that the animation plays consistently, that is:
-    // now = startTime + progress * duration.
-    this.startTime = now - this.duration * this.progress;
-    this.endTime = this.startTime + this.duration;
-  }
-};
-
-
-/**
- * Disposes of the animation.  Stops an animation, fires a 'destroy' event and
- * then removes all the event handlers to clean up memory.
- * @override
- * @protected
- */
-goog.fx.Animation.prototype.disposeInternal = function() {
-  if (!this.isStopped()) {
-    this.stop(false);
-  }
-  this.onDestroy();
-  goog.base(this, 'disposeInternal');
-};
-
-
-/**
- * Stops an animation, fires a 'destroy' event and then removes all the event
- * handlers to clean up memory.
- * @deprecated Use dispose() instead.
- */
-goog.fx.Animation.prototype.destroy = function() {
-  this.dispose();
-};
-
-
-/** @inheritDoc */
-goog.fx.Animation.prototype.onAnimationFrame = function(now) {
-  this.cycle(now);
-};
-
-
-/**
- * Handles the actual iteration of the animation in a timeout
- * @param {number} now The current time.
- */
-goog.fx.Animation.prototype.cycle = function(now) {
-  this.progress = (now - this.startTime) / (this.endTime - this.startTime);
-
-  if (this.progress >= 1) {
-    this.progress = 1;
-  }
-
-  this.fps_ = 1000 / (now - this.lastFrame);
-  this.lastFrame = now;
-
-  this.updateCoords_(this.progress);
-
-  // Animation has finished.
-  if (this.progress == 1) {
-    this.setStateStopped();
-    goog.fx.anim.unregisterAnimation(this);
-
-    this.onFinish();
-    this.onEnd();
-
-  // Animation is still under way.
-  } else if (this.isPlaying()) {
-    this.onAnimate();
-  }
-};
-
-
-/**
- * Calculates current coordinates, based on the current state.  Applies
- * the accelleration function if it exists.
- * @param {number} t Percentage of the way through the animation as a decimal.
- * @private
- */
-goog.fx.Animation.prototype.updateCoords_ = function(t) {
-  if (goog.isFunction(this.accel_)) {
-    t = this.accel_(t);
-  }
-  this.coords = new Array(this.startPoint.length);
-  for (var i = 0; i < this.startPoint.length; i++) {
-    this.coords[i] = (this.endPoint[i] - this.startPoint[i]) * t +
-        this.startPoint[i];
-  }
-};
-
-
-/**
- * Dispatches the ANIMATE event. Sub classes should override this instead
- * of listening to the event.
- * @protected
- */
-goog.fx.Animation.prototype.onAnimate = function() {
-  this.dispatchAnimationEvent(goog.fx.Animation.EventType.ANIMATE);
-};
-
-
-/**
- * Dispatches the DESTROY event. Sub classes should override this instead
- * of listening to the event.
- * @protected
- */
-goog.fx.Animation.prototype.onDestroy = function() {
-  this.dispatchAnimationEvent(goog.fx.Animation.EventType.DESTROY);
-};
-
-
-/** @override */
-goog.fx.Animation.prototype.dispatchAnimationEvent = function(type) {
-  this.dispatchEvent(new goog.fx.AnimationEvent(type, this));
-};
-
-
-
-/**
- * Class for an animation event object.
- * @param {string} type Event type.
- * @param {goog.fx.Animation} anim An animation object.
- * @constructor
- * @extends {goog.events.Event}
- */
-goog.fx.AnimationEvent = function(type, anim) {
-  goog.base(this, type);
-
-  /**
-   * The current coordinates.
-   * @type {Array.<number>}
-   */
-  this.coords = anim.coords;
-
-  /**
-   * The x coordinate.
-   * @type {number}
-   */
-  this.x = anim.coords[0];
-
-  /**
-   * The y coordinate.
-   * @type {number}
-   */
-  this.y = anim.coords[1];
-
-  /**
-   * The z coordinate.
-   * @type {number}
-   */
-  this.z = anim.coords[2];
-
-  /**
-   * The current duration.
-   * @type {number}
-   */
-  this.duration = anim.duration;
-
-  /**
-   * The current progress.
-   * @type {number}
-   */
-  this.progress = anim.getProgress();
-
-  /**
-   * Frames per second so far.
-   */
-  this.fps = anim.fps_;
-
-  /**
-   * The state of the animation.
-   * @type {number}
-   */
-  this.state = anim.getStateInternal();
-
-  /**
-   * The animation object.
-   * @type {goog.fx.Animation}
-   */
-  // TODO(arv): This can be removed as this is the same as the target
-  this.anim = anim;
-};
-goog.inherits(goog.fx.AnimationEvent, goog.events.Event);
-
-
-/**
- * Returns the coordinates as integers (rounded to nearest integer).
- * @return {Array.<number>} An array of the coordinates rounded to
- *     the nearest integer.
- */
-goog.fx.AnimationEvent.prototype.coordsAsInts = function() {
-  return goog.array.map(this.coords, Math.round);
-};