Subo:
- endpoint de la web con el issue #42 corregido
- código de la red con una mejor gestión de los mensajes de error.

 On branch issue42
 Changes to be committed:

	new file:   clusterServer/connector/endpointException.py
	modified:   clusterServer/connector/webServerEndpoint.py
	modified:   clusterServer/reactor/clusterServerReactor.py
	modified:   network/manager/networkManager.py
	modified:   testing/clusterServerTester.py
	modified:   testing/virtualMachineServerTester.py
	modified:   virtualMachineServer/libvirtConnector.py
	modified:   virtualMachineServer/vmServer.py
	modified:   virtualMachineServer/vmServerCallback.py