Settings: allow device trees to invoke custom display settings

in this case gesture control settings.

Intent used: com.slim.action.LAUNCH_SCREEN_OFF_GESTURE_SETTINGS

Change-Id: I82f5a8a4075f109419b08014ad2d723bf2f54402

Conflicts:
	res/values/slim_strings.xml
	res/xml/display_settings.xml
	src/com/android/settings/DisplaySettings.java
Settings: translation - RU

I68b2a5176fd0106c10c533242f5b41d5935c9e0a
I82f5a8a4075f109419b08014ad2d723bf2f54402

Change-Id: Ib963226dbe2337653ffbe1c83c30b81ce0acbe87
Settings: italian translation

Change-Id: Ibe30c4e724e21ac77d496dc99c419b14ad6cbaf7
Add FR translation for slim_strings by NeBouse @ XDA

Change-Id: I0536dccb4429577074b5f6d2261771f6f6e7936b
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>