Termino de limpiar el servidor de máquinas virtuales. Corrijo el issue #71.

 On branch issue_34
 Changes to be committed:

	modified:   src/CygnusCloud/clusterServer/reactor/clusterServerReactor.py
	modified:   src/CygnusCloud/virtualMachineServer/main.py
	modified:   src/CygnusCloud/virtualMachineServer/networking/packets.py
	new file:   src/CygnusCloud/virtualMachineServer/networking/reactors.py
	modified:   src/CygnusCloud/virtualMachineServer/reactor/vmServerReactor.py
	modified:   src/CygnusCloud/virtualMachineServer/virtualNetwork/virtualNetworkManager.py