Moved out prototypes from constructor and added uuid instance

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Added uuid to log message from mvcp driver

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Added uuid to mvcp server log message

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Modified package.json to use last melted-node version from git

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Added uuid to mvcp server log message

Signed-off-by: Juan Martin Runge <jmrunge@gmail.com>
Merge branch 'jmrunge/heartbeats' into Lacrymology/mosto-backbone

* jmrunge/heartbeats:
  Added uuid to mvcp server log message
  Modified package.json to use last melted-node version from git
  Added uuid to mvcp server log message
  Added uuid to log message from mvcp driver
  Moved out prototypes from constructor and added uuid instance