do planned worldtransform changes, add collision detection #31, extract gl stuff from voxeltree #34,
Merge branch 'hud' of https://github.com/voxelinc/voxellancer into overlapping_prevention

Conflicts:
	.gitignore
	data/config.ini
	src/game.cpp
	src/voxel/voxelcluster.h
remove workaround for absolute positions
small fixes
add support for vec3 errors to bandit
fix linux build
fix linux again :D
some fixes
fix linux build
fixed linux-compilation
Revert "fixed linux-compilation"

This reverts commit 697f04884525b642845f385a7a003973ecea35da.
Merge branch 'master' of https://github.com/voxelinc/voxellancer into overlapping_prevention

Conflicts:
	data/config.ini
use absolute positions
update glow, skip failing voxeltree test as there doesn't seem to be an error with collision detection and I don't understand what is supposed to be tested there
make subtest generation optional
link vec3helper to all tests
Merge pull request #41 from voxelinc/overlapping_prevention

Overlapping prevention