Add workaround to PolylineCollection to cause memory to grow much, much slower and hopefully not crash Chrome.
Fix some documentation errors.
Revert structure and clarify that these are "interfaces" on types, not objects.
Merge pull request #1479 from AnalyticalGraphicsInc/docFixes

Fix some documentation errors.
Use defaultValue.EMPTY_OBJECT.
Merge pull request #1481 from AnalyticalGraphicsInc/emptyObject

Use defaultValue.EMPTY_OBJECT.
Merge pull request #1480 from AnalyticalGraphicsInc/chromeCrashWorkaround

Workaround Chrome bug
Merge remote-tracking branch 'origin/master' into dynamicScene-refactor