utilities.MakeNULL empties the table its used on
cleaning
removed IsValid from player.lua since it's already defined in base_entity.lua
removing an entity will remove it from parents children as well
added some test assets and other test scripts
fixed gl.debug on a non english os
added read only mode to Fill...
render_buffer > frame_buffer
some other fixes
config table is now usable in _G.Image
improved texture loading
changed around / experimenting
added sv_timeout cvar for players
added steam library
cleanup