Android: Tweak device list view

Make the incompatible device node expand by default and disable
hopefully all ways a use can collpase. Also remove the arrow from the
title entriues, since it can't be collapsed anymore.

Change-Id: I012c3d9663ac496083f8c16d24eed4cd660d8cd0
Reviewed-by: Daniel Teske <daniel.teske@digia.com>