added Samurai Monastry wavefront .obj

added alternative batching kernel (slow)
tweaked controls a bit
added command-line options --selected_demo=<int> and --new_batching
started looking into parallel 3d sap

btgui/OpenGLWindow/GLInstancingRenderer.h

@@ -44,7 +44,7 @@ class GLInstancingRenderer
 
 	
 public:
-	GLInstancingRenderer(int m_maxObjectCapacity, int maxShapeCapacityInBytes = 10*1024*1024);
+	GLInstancingRenderer(int m_maxObjectCapacity, int maxShapeCapacityInBytes = 56*1024*1024);
 	virtual ~GLInstancingRenderer();
 
 	void init();