aokp: cleanup of Sony device overlays

Change-Id: Ibb5f31df5aa53f586b98aded69b0aef2e53518e0
Signed-off-by: Arnav Gupta <championswimmer@aokp.co>
Merge "aokp: cleanup of Sony device overlays" into kitkat
Merge remote-tracking branch 'aokp/kitkat' into kitkat