Added GroupController CRUD methods (initial pass), GroupService interface, impl with add method. In the process of completing backend work to support Group CRUD (first run)
Group edit, delete workflow for the backend updated for (billctrl,service,dao)
modified hardcoding of userId (6) by using attr currUserId
added groupObj,friendObj and their corresponding return methods. In the process of updating groupCtrl to beging CRUD impl
group add functionality UI elements fixed (group memberships). About to impl the "add" trigger
group add functionality tested add (full workflow) with simple group json. Needs to fix failures when binding a full group obj with friends collection.