Gallery : Filter picasa specific options

Remove menu options that don't serve a purpose due to their dependency
on picasa support being built in.
Removed "Settings" item from menu. (GallerySettings are empty)

https://jira.cyanogenmod.org/browse/CYAN-1329

Change-Id: Ie75b839ec9b30a5a934477e92523803239a238e3
Merge "Gallery : Filter picasa specific options" into cm-11.0