NavRing: Longpress Logic

Again, this matches shortpress logic.
    (And now matches longpress logic
    since this was merged on Lockscreen)

Vibrates on Longpress...
    Remove finger to launch.

Change-Id: Ia7f8bb2580643930511fd12764f4a41873ef64d2
Merge remote-tracking branch 'aokp/jb-mr1' into jb-mr1