configure mobile-gateway profile radius-group command hierarchy

    configure
      — mobile-gateway
          — profile
              — radius-group
                  — accounting-buffer
                      — interim-update
                      — lifetime
                      — start
                  — acct-server-port
                  — auth-server-port
                  — description
                  — interface
                  — interim-update-interval
                  — peer
                      — acct-server-port  
                      — auth-server-port  
                      — failover-threshold
                      — failure-detection-time
                      — priority
                      — radius-profile
                      — secret
                      — shutdown
                  — python-policy
                  — radius-profile  
                  — secret  
                  — server-type
                  — transaction-based-load-balancing