FB:  Add transparency to Glowpad background [2/3]

Adds the option to make glowpad view background transparent on incoming call so the caller's entire picture can be seen.

PS3: Fix File Permissions

Change-Id: I0c6d883b86f05055fbf5865ea98f6cb144da7b27
Saunalahti considered non-roaming on Elisa

Change-Id: I51b554cf578c6027d52ad6e111e41d269c1f579f
Tele2 considered non-roaming on T-Mo

Change-Id: Ibb05f277b701861b8716168b54e96f63127e686d
Revert "Enable Transpatent layer"

This reverts commit 6f223a6b32c29945165d18a3ff72ffa729fe16c6.