--User changes

-Allow for pausing and resuming of final renders.

--Code changes
 -Only instantiate float version of Palette and PaletteList, no need for double since it's never used.
 -Allow for FinalRenderDialog to be queried on whether it's currently rendering.

Source/Fractorium/FractoriumEmberController.h

@@ -245,6 +245,8 @@ public:
 	virtual void ClearUndo() { }
 	virtual void DeleteRenderer() { }
 	virtual GLEmberControllerBase* GLController() { return nullptr; }
+	virtual void Pause(bool pause);
+	virtual bool Paused();
 	bool RenderTimerRunning();
 	void StartRenderTimer();
 	void DelayedStartRenderTimer();