Revert "removed unused stuff"

This reverts commit 94e5a6144a53f7e2b96bb7ae9898d6b51746389c.

Conflicts:
	core/java/android/provider/Settings.java
Swap volume buttons when the screen is rotated by 90 or 180 degrees

Change to default behaviour not configurable due that it is now
more natural

Change-Id: I323b647066e8c73fac60067141d1add7b2f9962d

Conflicts:
	media/java/android/media/AudioManager.java
Revert "Screen recorder: add ability to record audio from mic [1/3]"

This reverts commit ba0afe4dd9a8572e5ae861999fa307dddeb10745.

Conflicts:
	core/java/android/provider/Settings.java
	media/jni/screenrecorder/android_media_ScreenRecorder_ScreenRecorderImpl.cpp
Re-implement:Screen recorder-add ability to record audio from mic [1/3]

Change-Id: I2422a3c651e469bc9ffeb6b101f43e145dc5de85

Conflicts:
	media/java/android/media/screenrecorder/ScreenRecorder.java
	media/jni/screenrecorder/android_media_ScreenRecorder_ScreenRecorderImpl.cpp
Volume panel transparancy fix
Don't show notification count for a notification with just one item

For example, the Play Store sets the number attribute to 1 for a single
app update. No point in showing a counter for that
Merge branch 'wip' into kk