zeus: some cleanup

* Remove duplicate Torch package
* Added & fixed some comments to the source files
* Reorganized alphabetically proprietary files list
* recovery.fstab: convert tabs to spaces
* Add gsm feature xml

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

Change-Id: I13fdfa37f7124757b6f06aa8a8389eda391131ab