Bump max lockscreen widgets to 7

Change-Id: Ibe12eb58f39e3e3ce93ddcc3dbd2cd0f2a729281
Enable multi-user on phones

Value taken from grouper overlay

Change-Id: If904529f71d68eab905ea2370dbcb3dba2925ac3
"Clear all" button on recent apps

Completly rewritten to be more aosp like (Check keyboard as example)
An icon will appear on navbar when apps available to be killed

Change-Id: Iceb86eef41160f1c17e51463b37fd97e27acfb2e

Conflicts:
	packages/SystemUI/res/layout-port/status_bar_recent_panel.xml
	packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java
PowerMenu reboot

Based on Cm implmentation original author unknown
Change-Id: If478247694f2b4ae7ff4f02daeb0b4a655181751
Spanish translations for powerdialog -> reboot
Rewrite clear all recents

No bugs, drawables fixed, everything is wonders
Different implementation to recent apps

This avoid to keep track of the views and storing an static arraylist that
may be cumbersome
Add missing translation
Update reboot dialog

Change-Id: I648fe102df2d142152d424f1e27ac943af0ff2ea
Fix reboot dialog (also mod title)
Fix build and dialog

Use right dialogs for rebooting and fix derps
Add Missing Drawables

Change-Id: I3e9f43aed7eaea22832a4806aa5ba198bc898e63
Fix clear all recents bugs

1. Fix slow hint setup from recents / clear and visceversa
2. Fix IME conflicts

Still have to fix clear all button appearing on "no recents" screen
Add quick settings rotation toggle

Credits to evilisto on XDA for finding this one
Fix home button behaviour

Previous commit leaved the clear all button enabled when home button
was pressed
Lockscreen see through (1/2)

Also add a few missed headers
Fix crash on multiuser

This disables clear all on a second user. We need to fix this
Expanded desktop basic implementation

Credits to Paul Beeler and CyanogenMod Project for reworking.
Fix crash on KeyguardViewManager when lockscreen hasn't been shown

If lockscreen has never appeared (first rom boot), and you enable see
through, you will end up crashing system_server. This fixes it

Patchset 2: fix comment typo
Add correct headers to modified files