SystemUI: Reboot Toggle

onClick: 3-way Reboot Menu
onLongClick: Reboot now

PS7:  Removed dependency on Screenshot toggle
PS9:  Removed light drawables
PS10: Add ProgressDialog to onLongClick for reboot

AICP: ported from jb-mr1 branch of AOKP
PS2: short click work
PS3: Point to reboot dialog and fix NPE reboot

Signed-off-by: bmc08gt <bmc08gt.teamb00sted@gmail.com>
Change-Id: Ibc601112ede88490c1dd6e5d01122e5037244150