OSMF SVN

HTTP Streaming Dynamic Stream Switching - tentative fix for the manual switching issue

HTTP Streaming Dynamic Stream Switching improvements (contributed by Wei) (adding missing file)

HTTP Streaming Dynamic Stream Switching improvements (contributed by Wei)

Creating a tag for the 1.6 Sprint 1 drop

Increasing the minor OSMF version in Version.as

Update VideoSurface.as
- to fix some unit tests

Add additional unit tests for StageVideo

minor clean-ups

Update VideoSurface.as
- add more logging for switchRenderer

Update VideoSurfaceManager.as
- update switchRenderer to calculate depth only when StageVideo will be used

Update OSMFSettings to fix some unit tests failures
- testSupportOSMFSettings methods

Update videoClasses/VideoSurfaceInfo class
- removed colorSpace property
- changed stageVideoAvailability property to stageVideoInUse
- added public constants SOFTWARE, ACCELERATED, UNAVAILABLE

Update videoClasses/VideoSurface class
- info property returns a new videoClasses/VideoSurfaceInfo objects
- added private renderStatus field to store the current video render status

Update videoClasses/VideoSurfaceManager
- not to use stageVideoAvailability field anymore

Update videoClasses/TestStageVideoManager
- to check stageVideoInUse instead of stageVideoAvailability