add small code tweaks

js/game_manager.js

@@ -211,8 +211,6 @@ GameManager.prototype.tileMatchesAvailable = function () {
           var cell   = { x: x + vector.x, y: y + vector.y };
 
           var other  = self.grid.cellContent(cell);
-          if (other) {
-          }
 
           if (other && other.value === tile.value) {
             return true; // These two tiles can be merged

js/html_actuator.js

 function HTMLActuator() {
   this.tileContainer    = document.querySelector(".tile-container");
   this.scoreContainer   = document.querySelector(".score-container");
-  this.bestContainer   = document.querySelector(".best-container");
+  this.bestContainer    = document.querySelector(".best-container");
   this.messageContainer = document.querySelector(".game-message");
 
   this.score = 0;

js/keyboard_input_manager.js

@@ -59,20 +59,22 @@ KeyboardInputManager.prototype.listen = function () {
   // Listen to swipe events
   var touchStartClientX, touchStartClientY;
   var gameContainer = document.getElementsByClassName("game-container")[0];
-  gameContainer.addEventListener("touchstart", function(event) {
+
+  gameContainer.addEventListener("touchstart", function (event) {
     if (event.touches.length > 1) return;
 
     touchStartClientX = event.touches[0].clientX;
     touchStartClientY = event.touches[0].clientY;
     event.preventDefault();
   });
-  gameContainer.addEventListener("touchmove", function(event) {
+
+  gameContainer.addEventListener("touchmove", function (event) {
     event.preventDefault();
   });
-  gameContainer.addEventListener("touchend", function(event) {
-    if (event.touches.length > 0) {
-      return;
-    }
+
+  gameContainer.addEventListener("touchend", function (event) {
+    if (event.touches.length > 0) return;
+
     var dx = event.changedTouches[0].clientX - touchStartClientX;
     var absDx = Math.abs(dx);
 

js/local_score_manager.js

 window.fakeStorage = {
   _data       : {},
   setItem     : function (id, val) {
-    console.log('set');
+    console.log("set");
     return this._data[id] = String(val);
   },
   getItem     : function (id) {
@@ -13,8 +13,9 @@ window.fakeStorage = {
 
 function LocalScoreManager() {
   var localSupported = !!window.localStorage;
-  this.key = 'bestScore';
-  this.storage =  localSupported ? window.localStorage : window.fakeStorage;
+
+  this.key     = "bestScore";
+  this.storage = localSupported ? window.localStorage : window.fakeStorage;
 }
 
 LocalScoreManager.prototype.get = function () {