Add Media Tile [1/2]

Commits a new Media Tile that allows user to
- Play/Pause on click
- Skip track on long click

PS 2 : Media does not make sense

Change-Id: I93d9ccf3413722668f1dda08c17ff4435f782400

Conflicts:
	packages/SystemUI/res/values/strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsController.java