add needed boolean methods

Change-Id: Id1620eb0f98bcdbbf70102d3911e3e11eda42f8a
"Clear all" button on recent apps

Port forward from cm-10.2

Change-Id: I9ebcf22f85957f61caefb14e0efd4cf2978d92cd
SystemUI: unbreak RecentsPanel with translucent decors.

Change-Id: Ibcc4f5fc11109c0f2c149e66b7531e8c9ea79ae1

Conflicts:
	packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java
Custom clear recents button (1/2)
    - Option to show/hide
    - Option to choose which corner to place (top left, top right, bottom left, bottom right)

Thanks omnirom team
Original commit: https://github.com/omnirom/android_frameworks_base/commit/dc9ddf62c4a0b1710ad3ce4bdf19ce5dcf63094c

Change-Id: I9c15fee94de38cd94a8d685b76a43af58c48bd5e

Conflicts:
	core/java/android/provider/Settings.java
Add touch feedback to the clear all recents button

5 minutes of Photoshop™.

Change-Id: Idf8c97cf08a192605208cbee6f2ae41e0798e8d1
Ram bar (1/2)

Change-Id: I19003c1bbcf3226414e9e3168418afc912ae850e

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/res/values/cr_strings.xml