Fix many documentation errors.
Remove redundant link text.
Use viewer in examples instead of cesium widget
Remove inspector from index.html; it is in Sandcastle
More fixes.
Merge pull request #1714 from AnalyticalGraphicsInc/docFix

Fix many documentation errors.
Use getters in Core
Fix documentation.
Update link in CHANGES.md
Fix doc
Merge pull request #1718 from AnalyticalGraphicsInc/textureAtlasDoc

TextureAtlas doc fix
Merge pull request #1716 from AnalyticalGraphicsInc/readonly

Use getters for @readonly properties
Merge pull request #1715 from AnalyticalGraphicsInc/viewer

Use viewer throughout examples
Fix projection doc
Merge branch 'master' into docFix
Merge pull request #1722 from AnalyticalGraphicsInc/docFix

Minor doc fixes
Merge remote-tracking branch 'origin/master' into projection-doc
Tweak doc
Removed =undefined for optional parameters
Use property getters for readonly properties in Renderer