Navbar: add spacer to lightsout layout

This will align the lightsout buttons with the normal ones.

Change-Id: I9a3008ae8f16f35efc595d2a2f1d07a3eef47c29
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
HALO bigger update

1. gestures icons without outlines
2. completely re-done speechbubbles
3. empty red batch says M for message
4. speech bubble is animated and moves around
5. new batch animation when gesture is active
6. dead zone buffer fixed
7. empty notification text fixed (with app name for now)

Change-Id: I85cca0240827aabb5f5f773ace24222bf711945d