Add Vector methods clampScalar, floor, ceil, round, roundToZero
Use clamp for clampScalar implementation
Projector: Frustum checking Sprites.
Projector: Minor code clean up.
Updated builds.
Merge branch 'dev' of https://github.com/gero3/three.js into dev
Projector: Fixed typo.
Projector: Renamed face3 to face.
Projector: Removed unneeded code.
Fixed misc_lookat example.
RenderableFace3 to RenderableFace
Sprite: Temporal workaround for WebGLRenderer.
Projector: Simpler screen space z computation.
Updated builds.
SoftwareRenderer: Implemented clearColor.
Sprite now using real geometry.
Helps to unify Frustum checking code.
Updated builds.
Added computeBoundingBox to Geometry2.
Updated builds.
Editor: Ignore Sprites when updating selectionBox.