Fix AZDO with normal/detail
Split cascade gpu timer
Try to cull object whose aera is below 1 px
Fix extra respawning particles
Don't send a second, empty GL_EXTENSION string to our stats server.
Disable features of irrlicht's contextual menu that we don't need and cause floods of warnings
Merge branch 'master' of github.com:supertuxkart/stk-code
Fix particles being killed too soon
Merge remote-tracking branch 'origin/master' into soft-physics-landing
Removed debug output, added documentation.