Renamed attributeIndices to attributeLocations
Merge pull request #1410 from AnalyticalGraphicsInc/location

Renamed attributeIndices to attributeLocations
Remove branch from shader, make moon opaque.
Merge branch 'master' into oit

Conflicts:
	Source/Scene/Sun.js
	Source/Scene/SunPostProcess.js
	Source/Scene/ViewportQuad.js
Updates after merge from master.