Revert "OmniSwitch: Immersive mode button"

This reverts commit c34f57b868247e3c903b2f3cb1cc22881cec5833.

Conflicts:
	res/values/strings.xml
	src/org/omnirom/omniswitch/Utils.java
	src/org/omnirom/omniswitch/ui/SwitchGestureView.java
	src/org/omnirom/omniswitch/ui/SwitchLayout.java

Change-Id: I39dcba4837d021b267090315f2e23e88bb791bc5
Revert "[2/2] OmniSwitch: fix OmniSwitch recents integration for multi-user"

This reverts commit 93c09065ee19f4f45258f0a849af813450886a04.

Conflicts:
	AndroidManifest.xml
	src/org/omnirom/omniswitch/SwitchService.java

Change-Id: Icf6d668ef9204d148cee7a222de89fa48f062829