Revert "timer mode rework"

This reverts commit 57c3322637ca268c8bbc4b2dafe41f6b55def2d1.
Revert "added timer mode - basic"

This reverts commit 55e373f0e040556fb5a1e13421bf1f8fb9847988.

Conflicts:
	res/values/arrays.xml
	src/com/android/camera/CameraSettings.java
	src/com/android/camera/PhotoController.java