[2/2] OmniGears: disable immersive mode in lockscreen

PS6:
-simplify strings again :)

Change-Id: I5f5b02633acb46ce6ae73531a019d29b1d9f0d0f
Merge pull request #25 from omnirom/android-4.4

[2/2] OmniGears: disable immersive mode in lockscreen