Do not call dummy Device::frame(cb)
Update Android.mk to be able to build with the new OpenGL renderer
Manually set INVALID_ID
Add missing constants to Android's Config.h
GL_CLAMP and GL_CLAMP_TO_BORDER do not exist in GLES 2.0
Add #ifdef guards to be able to run under Android
Fix wrong return value
Add temporary wrapper to frame(cb) in order to test stuff under Android
Update main2.cpp