hallon: some cleanup

* Added & fixed some comments to the source files
* Reorganized alphabetically proprietary files list
* recovery.fstab: convert tabs to spaces
* Move gsm feature xml to mogami-common

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Iac2da5e70ed42f232726c4833563b3a2d055ebec