(2/2) Allow disabling of FC dialogs

Change-Id: If87aa74ebb45849f6e5fe3a53ce9beeaac28f624

Conflicts:
	core/java/android/provider/Settings.java
Revert "Hide Camera widget on keyguard (1/2)"

This reverts commit 93a8571242f41dfed80b9518dcb5df071d5e8b9c.

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java

Change-Id: I08f9ebd7b5efa49c65554e1caa8fe8c2faaafb90
[1/2] Base: Toggle lock screen camera widget

Adds an option to enable/disable camera widget on lockscreen.

Settings: https://gerrit.omnirom.org/#/c/4702/

Change-Id: Ia2ccdd306956cddd8285c30ccceb759dff406366

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
fixed missing parenthesis in RecentsPanelView

Change-Id: I0178cf1f9e3d41be788e7a705006429ce5193e14