Fix crash do to use of undefined variable.
Include VERSION property in Cesium object.
Remove memberof from functions
Put back comments for formatter
Remove more memberof on functions
Merge pull request #1779 from AnalyticalGraphicsInc/version

Include VERSION property in Cesium object.
Added logic to use North-Up views when far from the ellipsoid.
Merge pull request #1776 from AnalyticalGraphicsInc/ie11-premultiplied

More test workarounds for IE 11
Merge pull request #1777 from AnalyticalGraphicsInc/options

Improve reference doc for options parameters
Merge pull request #1778 from AnalyticalGraphicsInc/type

Use type' instead' of 'return' for getters
Remove even more memberof from functions
Merge master to refdoc
Merge remote-tracking branch 'origin/master' into projection
Add Cesium.VERSION to CHANGES
Merge remote-tracking branch 'origin/master' into velocity
Minor tweaks to interpolation error handling.
Merge pull request #1780 from AnalyticalGraphicsInc/refdoc

Clean up memberof in reference doc
Clean up returns whitespace
Doc cleanup.

Fix various typos and doc errors.
Remove doc links to czm_ GLSL identifiers