Update for new converter
Merge remote-tracking branch 'origin/splines' into gltfsplines
Merge remote-tracking branch 'origin/ddr' into gltfconverterupdate
Merge remote-tracking branch 'origin/ddr' into gltf
Merge master to gltf
Merge branch 'gltf' into gltfconverterupdate
Added support for sourced uniforms
Add support for more uniform types
Added nextPowerOfTwo
Improve NPOT texture support
Merge branch 'ddr' into gltf
Merge gltf to gltfconverterupdate
Updated test models
Sync up with new converter changes
Updated a todo
Minor renames
Merge remote-tracking branch 'origin/ddrOpt' into gltf
Added world-space bounding sphere
Merge remote-tracking branch 'origin/master' into gltf
Updated comment