Merged "Initial multiple Pie items" and added recent apps, powermenu and screenshot action

Change-Id: I1abbe3d0c71f24b91e97b53faaedeec70ef2a9be
PART 1: fixing long press actions in pie like recent apps or powermenu

Change-Id: I7374bcf322130038a094c5e09fbb97380564b54e
Added Intent.ACTION_POWERMENU to show powermenu

Change-Id: I7b1c3d9350ff9737b59144fac5b955bc08cc0764
Added Intent.ACTION_POWERMENU_REBOOT too

Change-Id: I3471121525bffe3d951066f3042aca130412976f
PART2: fixing powermenu, Added Settings pie shortcut, clean up

Change-Id: I648f306bd01519599fce857237db3397edcfdcc3
Introducing ability to change each pie items activity, and item level

Change-Id: I9d20f38cfa1e261d3851cb7a98790664f0fa9a4e
some PA commits and center pie

Change-Id: Id1030ad65fc3d2ebbd76fab970f19deb015eec04
latest PIE commits from Squadzone including PA Style and bugfixes, clean up, removed lastApp pie action

Change-Id: I5f9a9fb2dd1846fc4d13b5e40512f7c4c9b939b5