started implementing backfreferences from voxel to voxeltreenode
correctly adjust center of splitted objects
merge with master, adjusted bullet speed and voxelHP a bit
merge with master
merge with master
rename worldobjectsplit, improve readability
Merge branch 'master' of https://github.com/voxelinc/voxellancer into correctly_adjust_center
fixed tests
forgot one texture
Add CrucialVoxel and colorcoding of it
Merge pull request #168 from voxelinc/correctly_adjust_center

correctly adjust center of splitted objects
input cleaup
Formatting
More formatting
Refactoring
merge with master
add crucial voxel to planet
Merge pull request #178 from voxelinc/code_crucial

Add CrucialVoxel and colorcoding of it
Merge branch 'master' of https://github.com/voxelinc/voxellancer into voxeltreenode-ref-in-voxel

Conflicts:
	src/voxel/specialvoxels/cockpitvoxel.h
	src/voxel/specialvoxels/enginevoxel.h
	src/voxel/specialvoxels/fuelvoxel.h
Merge branch 'master' into clean_input

Conflicts:
	src/ui/inputhandler.cpp