More warning cleanups...

added a casts to:
   blender/blenlib/intern/BLI_memarena.c
   gameengine/Rasterizer/RAS_TexVert.cpp

Removed unused vars from:
   blender/python/api2_2x/vector.c
   gameengine/Ketsji/KX_PyMath.cpp gameengine/Ketsji/KX_Scene.cpp
   gameengine/Physics/Sumo/Fuzzics/src/SM_Object.cpp
   gameengine/Rasterizer/RAS_FramingManager.cpp
   gameengine/Rasterizer/RAS_Polygon.cpp
   gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_VAOpenGLRasterizer.cpp

Kent

source/blender/python/api2_2x/vector.c

@@ -707,7 +707,6 @@ PyObject *newVectorObject( float *vec, int size )
 PyObject *newVectorProxy( float *vec, int size)
 {
 	VectorObject *proxy;
-	int x;
 
 	proxy = PyObject_NEW( VectorObject, &vector_Type );