OmniSwitch: new launcher icons

Credits to Adriano Loiacono
https://plus.google.com/u/0/+AdrianoLoiacono/posts/CtMKksg7hGB

Change-Id: I7675ed54beacf9919b8fdb1629deb556244fec62
OmniSwitch: fixed drag handle placing in immersive mode

Need to use different window type to get correct placement
of the drag handle depending if the navigation bar is shown
or not

Change-Id: I2c02ef4bdaba19a3fbd5be59b4182602fade886f
Merge "OmniSwitch: new launcher icons" into android-4.4
Merge "OmniSwitch: fixed drag handle placing in immersive mode" into android-4.4
Merge pull request #1 from omnirom/android-4.4

15/02/14