SystemUI: Add double tap to sleep gesture

Change-Id: I4c54718e8ec8774677d13917b3a7ffa3b4b18cb5
Add double tap sleep feature to secure lockscreens.

In its current state double tap works on the status bar on unsecure
lockscreens this adds the feature to pin, password, and pattern
lockscreens.

 - pin and password: double tap the text entry view.
 - pattern: double tap anywhere on the pattern view.

Patch Set 3:
 - add to slide lockscreen(glowpad): double tap glow pad to sleep
 - update commit message

Change-Id: I70eeae4acaa61b44feab661082bcfdbac7b9dfc3
Signed-off-by: baked <travp624@gmail.com>
Merge "SystemUI: Add double tap to sleep gesture" into kk4.4
Merge "Add double tap sleep feature to secure lockscreens." into kk4.4
Merge branch 'kk4.4' of https://github.com/TEAM-Gummy/android_frameworks_base into kk4.4