Fix pre KitKat fullscreen

- Pre KitKats get UI Hider
- KitKat's get immersive mode
- DummyLocation fixes for now

TODO:

- List add
- List management (edit/delete)
Fix pre kitkat

DelayedHide of 0 seems to fail on pre kitkat. Something with the timing
and the runnable thread. Copying delayed 100 from Android example