added output of all admins and members for --get

                System.out.println("found: " + g.getID());

                System.out.println("\t" + g.description);

                System.out.println("owner: " + g.getOwner());

                for (User u : g.getUserAdmins())

                    System.out.println("admin: " + u);

                for (Group ga : g.getGroupAdmins())

                    System.out.println("admin: " + ga);

                for (User u : g.getUserMembers())

                    System.out.println("member: " + u);

                for (Group gm : g.getGroupMembers())

                    System.out.println("member: " + gm);

            }

            return null;