Merge remote-tracking branch 'origin/master' into velocity
Move code to run outside loop.
Add myself to CONTRIBUTORS.md under NICTA.
Merge master to quadtreePrimitive
Merge pull request #1795 from AnalyticalGraphicsInc/addKringUnderNicta

Add myself to CONTRIBUTORS.md under NICTA.
Allow removing listeners that are not registered with an event
Merge remote-tracking branch 'origin/master' into velocity
Changed models to use the uri or path property as glTF currently uses path but the next version will use uri. We'll eventually change to just using uri.
Some terrain arc intersection fixes.
Merge branch 'camera-terrain' into use-ray-intersection
Convert one Dojo slider example to requirejs and HTML5.
Tweak styling for IE11.
Discretize arc of circle into line segments to use for camera-terrain intersection.
Merge remote-tracking branch 'origin/master' into private
Changes based on review
Tweak CHANGES.md
Move changes to b30 in CHANGES.md
Fix doc.
Clamp values passed to acos.
Update CHANGES.md.