Merge pull request phaserjs#729 from garyyeap/fix-timer-event

Fixed that the TimerEvent should flag as pendingDelete before calling the callback, because callback might trigger the reorder function

Author: photonstorm

src/time/Timer.js

@@ -408,8 +408,8 @@ Phaser.Timer.prototype = {
                     }
                     else
                     {
-                        this.events[this._i].callback.apply(this.events[this._i].callbackContext, this.events[this._i].args);
                         this.events[this._i].pendingDelete = true;
+                        this.events[this._i].callback.apply(this.events[this._i].callbackContext, this.events[this._i].args);
                     }
 
                     this._i++;