Merge pull request #40 from chrisdickinson/master

Hilariously, I miss something
dont load materials in node as that causes errors
merge
manually merge , closes #41
0.5.8 - upgrade voxel-control
Pass `game` as a parameter to `voxel.generate`

See maxogden/voxel#7
Merge branch 'master' of github.com:maxogden/voxel-engine into generate-param
Merge pull request #43 from hughsk/generate-param

Include an extra param for `voxel.generate`