add threadpool (not working yet)
working threadpool
fix
better synchronization
threadpool should work now
move code to .inl
performance is getting better
update glow
particle check is working, multithreading doesn't work in release yet
fix linux
pool not working yet
looks like threading works now
renamed checker -> check, removecheck -> remover. limit distance for intersection tests
skip particleintersectiontest for particles behind player and particles far away
add missing file
inputconfigurator cleanup
enum InputClass to switch between primary and secondary input
Merge branch 'configurable_starfield' of https://github.com/voxelinc/voxellancer into particle_improvement

Conflicts:
	src/display/rendering/starfield.cpp
	src/display/rendering/starfield.h
add fxaa shader
Fix crash when configuring joystick