add emissiveness to bullets to make them and their particles brighter
rename emissive -> emissiveness, fix black particles
Merge branch 'master' of https://github.com/voxelinc/voxellancer into add_emissivness

Conflicts:
	data/particle.vert
	data/voxelcluster.vert
fix lower case
Merge branch 'master' of https://github.com/voxelinc/voxellancer into add_emissivness
add voxellevel emissiveness
use uint32_t and gibt emissiveness it's own layout location
Merge pull request #267 from voxelinc/add_emissivness

Add emissiveness
Merge branch 'master' of https://github.com/voxelinc/voxellancer into make_property_getter

Conflicts:
	src/voxel/voxel.cpp
	src/voxel/voxel.h