Added AACubeShape with stubbed collision functions
exploit symmetry of collision pairings
AACube vs Sphere and Capsule collision tests

Sphere is unit tested.
Also removed the shape collision query against Octree
merge andrew/ragdoll into some ShapeCollider work
moved some functions around
fix broken build for using unititialized const float
fixes for capsuleVsAACube() with unit tests
collision logic for capsule-side-vs-cube-face

with unit tests
merge upstream/master into andrew/ragdoll
re-enabling legacy avatar-vs-voxel collisions

so that I don't break anything when this merges with upstream
merge upstream/master into andrew/ragdoll
fix whitespace formatting of curly braces
Merge pull request #3332 from AndrewMeadows/ragdoll

add AACubeShape to ShapeCollider