~nch/gamelog

minor reorg
refactoring debug code out a bit
fixed game for amd card
more debug draw, and first (untested) implementation of collision detection
fix icosphere
add more debug drawing code
add toggle to change view program
fix mvp for debug prog
smoother fps control
add fps controller
add debug drawing code
better debug shader (wireframe) and bindless textures
add terrain
add texture loading support
render some stuff
started porting code over to nim
initial start to rewrite for crappy datalog impl
move scene data to separate file
cleanup debug draw code
update Readme
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