Update Loader.js

Changes 1 KB = 1000 B to 1024 KB = 1024 B
Adding boolean attribute "transparent" for files with transparency. 

http://stackoverflow.com/questions/18444939/define-transparent-material-in-json-model-format-3-1
updated transform controls
Merge branch 'dev' of https://github.com/arodic/three.js into dev
Make EffectComposer plugins use their own camera/scene/quad

This fixes # 2951.
Merge branch 'dev' of https://github.com/mrdoob/three.js into dev
Add inheritance information to AreaLight
Update ImmediateRenderObject.html
More Animation related clean up.
This is a bit of a mess... :/
Updated builds.
Animation: Looping currentTime directly. Fixes issue in #4377.
Mesh: Support Geometries without morphTargets.
More Animation fixes. See #4377.
Yet more Animation fixes and improvements. See #4377.
Projector: Renamed RenderState to RenderList.
Projector: zSort BufferGeometry elements.
Editor: Auto-select loaded object.
Document Raycaster.intersectObjects return value
First try at Geometry2.
Updated builds.