On-The-Go: handle display orientation changes

Change-Id: Iad38e98a0c2a37be10c9b1e29fbf9f15b2a13852

Conflicts:
	packages/SystemUI/src/com/android/systemui/nameless/onthego/OnTheGoService.java
Fix updating of the status bar header image

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java