Beginnings of a mix shader
Finalized mix algorithm
Fixed slight hole in mix algo, added UI
Fixed overlapping icons in worlds list
Added scale/offset to mix textures
Fixed breaking typo
Added lighting uniforms
Add 'mix' option to material selection GUI
Switched from original shader to modified phong
Fixed funky bug in shader
Added lots of phong uniforms
Backup list now ignores thumbnail.png
Integrated Knockout on Avatars page
Added Knockout click handling to Avatar selection
Merge remote-tracking branch 'origin/development' into mix-shader
Added Analytics to Sandbox environment page
Added config.json to .gitignore
Initial avatar .dae preview
Better color normalizing
Minor cleanup