camera: add support for samsung and htc camcorder modes

Change-Id: I68e6995a51dffa3b5851eb4b7a3a72e60d201d5b

Conflicts:
	res/values/config.xml
	src/com/android/camera/CameraSettings.java
	src/com/android/camera/PhotoModule.java
	src/com/android/camera/util/CameraUtil.java