restore transparent bluetooth for xhdpi & mdpi

Change-Id: I11dacffb27f1ad019118b828f0a458f922ba1df7
ifdef c files for legacy hotspot devices

Change-Id: Id3e6b40e34ce258c75b9d6c3325fa5b908694147
SysUI: Add fullscreen/PIE toggle, change global action string

Change-Id: Iec0601cf4a0a024866143262f159893176c5cfc4
new drawables for pie toggle! (no mdpi) :/

Change-Id: Ibbaa9c4b59dd65163c05880df82efaee8d89a221
Added Volume Tile to Quicksettings

Change-Id: I41bdde72b7b82d3ecc943852c8c011da3f4827db
2/2 fix for quick pulldown of quick settings