Refactor group sync to pull access level logic to its own class
A continuation of !229 (merged); Fixes #398 (closed)
Pull access level logic to its own class to clean up the GroupSync class.
cc/ @jacobvosmaer FYI
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
A continuation of !229 (merged); Fixes #398 (closed)
Pull access level logic to its own class to clean up the GroupSync class.
cc/ @jacobvosmaer FYI