[2/2] OmniGears: Lockscreen wallpaper

Base: https://gerrit.omnirom.org/5690

Change-Id: I0098b5f9fe03b26c842d50c7760999956c488d2e
OmniGears: Fix detecting if OmniSwitch is available

Remove OmniSwitch settings if app is either uninstalled
or disabled (frozen)

Change-Id: Ia43d8518aa8d5bafdf5c6c64086a23c1a0f12cba
OmniGears: FR translation

PS2: rebase, add new translation
PS3-5: rebase, correction and add new translation

Change-Id: I2f73e5f75102ca571280d2d4c90389e82345930e
OmniGears: fix battery around lockscreen ring

typo alarm :)

Change-Id: I031bc80f569c7d8d61fc6414fb20c1410224a2ac
Merge pull request #3 from omnirom/android-4.4

sync