Add some of the new MBus message to ICE
Add some of the new MBus message to ICE

In particular:
  b and B messages are handled
  {mM}l message

lab11/M-ulator,lab11/M-ulator,lab11/M-ulator,lab11/M-ulator,lab11/M-ulator,lab11/M-ulator,lab11/M-ulator