Cierro el issue #121.

 On branch issue_121
 Changes to be committed:

	modified:   src/Infraestructura/clusterServer/database/clusterServerDB.py
	modified:   src/Infraestructura/clusterServer/reactors/endpointPacketReactor.py
	modified:   src/Infraestructura/clusterServer/reactors/vmServerPacketReactor.py
	modified:   src/Infraestructura/virtualMachineServer/reactor/vmServerReactor.py