Moved the width / height floor into the ScaleManager (phaserjs#2329)

Author: photonstorm

src/core/Game.js

@@ -530,13 +530,6 @@ Phaser.Game.prototype = {
             return;
         }
 
-        //  The game width / height must be an integer
-        this.width = Math.floor(this.width);
-        this.height = Math.floor(this.height);
-
-        this._width = Math.floor(this._width);
-        this._height = Math.floor(this._height);
-
         this.onPause = new Phaser.Signal();
         this.onResume = new Phaser.Signal();
         this.onBlur = new Phaser.Signal();

src/core/ScaleManager.js

@@ -845,6 +845,9 @@ Phaser.ScaleManager.prototype = {
             newHeight = rect.height * this.parentScaleFactor.y;
         }
 
+        newWidth = Math.floor(newWidth);
+        newHeight = Math.floor(newHeight);
+
         this._gameSize.setTo(0, 0, newWidth, newHeight);
 
         this.updateDimensions(newWidth, newHeight, false);