[MP] Fix cent->pe.legs.oldFrame = cent->pe.torso.frame in CG_TriggerAnimSounds
[MP] Mysterious backslash in ui_main.c
[MP] Fix slime screen tint and fall fade screen tint.
[MP] Extra AL sound cleanup
[SP] Minor refactoring and cleanup in the sound code to move AL code all in a preprocessor.
Removed an unnecessary loop in S_LoadSound_DirIsAllowedToKeepMP3s.
[SP] Unused CL_NextDemo
[SP] Prototype from last commit.
Merge branch 'master' into openal-soft