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
fix wallpaper cropper that was broken after the 4.4.3 merge

Change-Id: I42de147e2eba49048cac4bb9ea422441816c87cf