mango: some cleanup

* Removed Phone overlay (mdpi fix is merged in Phone app)
* 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: Ie2321f467202796cef44aa789e8c010c60d084a1
mango: move Torch overlay to msm7x30-common

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

Change-Id: I198d1a8f28e01d2b3c03c7778c9c177776168ae3