fixes in Jam msvcgen -> use SSE instead of SSE2 to stay compatible with older AMD Athlon XP processors, updated build files, minor compile fixes for GPU experimental code

Demos/Gpu2dDemo/CMakeLists.txt

@@ -19,8 +19,20 @@ LINK_LIBRARIES(
 OpenGLSupport  BulletDynamics  BulletCollision LinearMath    ${GLUT_glut_LIBRARY} ${OPENGL_gl_LIBRARY} ${OPENGL_glu_LIBRARY}
 )
 
-ADD_EXECUTABLE(AppBasicDemo
+ADD_EXECUTABLE(AppGpu2dDemo
 	main.cpp
-	BasicDemo.cpp 
+	BasicDemo.cpp
+	BasicDemo.h
+	btGpuDemoPairCache.cpp
+	btGpuDemoPairCache.h
+	btGpuDemo2dSharedTypes.h
+	btGpuDemo2dCpuFunc.cpp
+	btGpuDemoDynamicsWorld.cpp
+	btGpuDemoDynamicsWorld.h
+	oecakeLoader.cpp
+	oecakeLoader.h
+	btGpuDemo2dSharedCode.h
+	btGpuDemo2dSharedDefs.h
 )
 
+