- Fixed SDK_Refract and SDK_Water not using new cubemap method
- Added missing .inc files for SDK_ShatteredGlass
- Updated gitignore
- Fixed parallax corrected cubemaps sometimes causing VBSP to crash
- Added spawnflag to npc_headcrab which can prevent a headcrab from drowning
- Added spawnflag to npc_headcrab which can prevent a headcrab from instantly dying to a melee weapon