re-enable curtain

Change-Id: Ie05bb51814da62c4f50a5bca93ed678ffba748d1
events cleanup for 2.5

Change-Id: I9bba2093a05d953152a2b3040a58e5553ea026ab
revert to TWRP theme images

Change-Id: I76d369f214dcf8767ea051ce98c04a72f5686982
change theme ui to TWRP stock

Change-Id: Ice076c5ed4c9da7ce5491d136309a4a55a385896