added examples in Matrix4.js
Issue #705 - Replace pseudo-private functions with file-scoped functions

Renderer module fixed
Replace pseudo-private functions with file-scoped functions
fixed typo
Replace pseudo-private functions with file-scoped functions
Replace pseudo-private functions with file-scoped functions
fixed typo
added some more examples and rephrased explanations
Merge branch 'master' of github.com:AnalyticalGraphicsInc/cesium into examples
made correction in getRotation example
made correction in getRotation example
Merge branch 'master' of github.com:AnalyticalGraphicsInc/cesium into examples
mistakes in examples corrected
Merge branch 'master' of github.com:AnalyticalGraphicsInc/cesium into examples
Merge pull request #724 from nobelium/examples

Added examples in Matrix4.js for #651
Merge pull request #732 from andre-nunes/issue705

Replace pseudo-private functions with file-scoped functions
Merge remote-tracking branch 'upstream/master'
Fix two crashes.

1. `PolylineCollection` would try and clone an undefined BoundingSphere
2. `CustomSensorVolume` had a bad function call due to the recent "private" function work.
Fix white space and line-ending issues introduced in #724
Merge branch 'master' into twoCrashes