simplified logic on queueOp starting an unready scene

Author: rook2pawn

src/scene/SceneManager.js

@@ -1032,19 +1032,14 @@ var SceneManager = new Class({
 
         if (!scene)
         {
-            var isFound = false;
             for (var i = 0; i < this._pending.length; i++)
             {
                 if (this._pending[i].key === key)
                 {
-                    isFound = true;
+                    this.queueOp('start', key, data);
                     break;
                 }
             }
-            if (isFound)
-            {
-                this.queueOp('start', key, data);
-            }
             return this;
         }