Subo:
- red con BUG en el nuevo código corregido.
- infraestructura con detección de desconexiones implementada y probada.

 On branch infrastructure-upstream
 Changes to be committed:

	deleted:    src/CygnusCloud/ccutils/network_utils.py
	modified:   src/CygnusCloud/clusterServer/networking/callbacks.py
	modified:   src/CygnusCloud/clusterServer/networking/packets.py
	modified:   src/CygnusCloud/clusterServer/reactor/clusterServerReactor.py
	modified:   src/CygnusCloud/database/clusterServer/clusterServerDB.py
	modified:   src/CygnusCloud/network/manager/networkManager.py
	modified:   src/CygnusCloud/network/twistedInteraction/connection.py
	modified:   src/CygnusCloud/virtualMachineServer/vmServerCallback.py