Issue #1961296 by itamar, Amitaibu, ezra-g: Refactor og_group_ref() field per OG API improvements.
Revert "Issue #1961296 by itamar, Amitaibu, ezra-g: Refactor og_group_ref() field per OG API improvements."

This reverts commit c25758d84e23dfd95301e432ab73868e0016c556.
Issue #1961296 by itamar, Amitaibu, ezra-g: Refactor og_group_ref() field per OG API improvements.
Follow commit to #1961296: Refactor og_group_ref field per OG API improvements. Removing group privacy module
bug fixes + menu items
Merge branch '7.x-3.x' into trusted_contacts
Merge fixes.