FWB: VIbration options (1/2)

minimum vibration duration
change vibration multiplier

Change-Id: Ib074c83d0aafd7fce40b2c3303de5979a64b62cb
Update Heads Up toggle wth AOKP code

PS2: Change logic

Change-Id: I9feebbfcc2b849eee844b10701272efe9c204d4f
Merge changes I9feebbfc,Ib074c83d into kitkat

* changes:
  Update Heads Up toggle wth AOKP code
  FWB: VIbration options (1/2)