Adding first cut at ViewFrustum pointIn,SphereIn,BoxIn code.
- Added Plane class
- Added AABox class
- Removed some experimental "slightly inside" code from view frustum
Merge branch 'master' of https://github.com/worklist/hifi into view_frustum_work
Merge branch 'master' of https://github.com/worklist/hifi into view_frustum_work
tweaks to default Camera near clip, and camera positions in interface
Merge pull request #55 from ZappoMan/view_frustum_work

Latest view frustum work