Make notification drawer searchable

Change-Id: I64d747b9b7bcdc94e91dd6159d44d6f3e34c0b33
LS Buttons: Fix button preference not removing if unsupported

Change-Id: Ie6fe925666903e5214e499ed4fb260bf4d1b05a1
Properly apply edit dialog brightness value.

Change-Id: If0bc90f045e5549dced296a7944e9ed0ea98b0c9
Move Settings to a central location

Change-Id: If490f9dd28424539de959f0347d7ec429c233f82
Merge pull request #29 from LiquidSmooth/kitkat3

merge latest liquid changes