Merge branch 'timob-12970' into timob-7401
Support Ti.Media.switchCamera. TIMOB-7401
Merge remote-tracking branch 'origin/master' into timob-7401

Conflicts:
	android/modules/media/src/java/ti/modules/titanium/media/MediaModule.java
	android/modules/media/src/java/ti/modules/titanium/media/TiCameraActivity.java
Document Ti.Media.switchCamera

TIMOB-7401
Merge remote-tracking branch 'upstream/master' into timob-7401
Add Android-specific note to switchCamera doc.

TIMOB-7401
Merge remote-tracking branch 'upstream/master' into timob-7401
Remove unused function.

TIMOB-7401
Merge pull request #4566 from billdawson/timob-7401

TIMOB-7401 Android: Implement switchCamera