PW becomes finaly 4.2.1 and qs swipe

this commit brings last missing ported pw problem....it animates now like the other aosp things

also it add the ability to swipe between qs and normal notification drawer with left or right swipe
of course also with new pw animation

Patchset 2
- commit message update

Patchset 3
- after reboot sometimes pw doesn't show up -> fixed
- after enable/disable pw in one swiping case it was not shown -> fixed

Change-Id: Ia82014e76ab0255423c8a82976d6c6607ff1b8bc