Modifico la base de datos del servidor de cluster para que soporte
la creación de una nueva imagen.

 On branch issue_38
 Changes to be committed:

	modified:   clusterServer/networking/packets.py
	modified:   database/ClusterServerDB.sql
	modified:   database/clusterServer/clusterServerDB.py
	modified:   database/tests/ClusterServerDBTest.sql
	modified:   database/tests/clusterServerDBTests.py
Subo creación de una nueva imagen probada y terminada.

 On branch issue_38
 Changes to be committed:

	modified:   clusterServer/loadBalancing/loadBalancer.py
	modified:   clusterServer/loadBalancing/penaltyBasedLoadBalancer.py
	modified:   clusterServer/networking/packets.py
	modified:   clusterServer/reactor/clusterServerReactor.py
	modified:   database/ClusterServerDB.sql
	modified:   database/clusterServer/clusterServerDB.py
	modified:   database/tests/ClusterServerDBTest.sql
	modified:   database/tests/clusterServerDBTests.py
	modified:   database/vmServer/vmServerDB.py
	modified:   testing/clusterServerTester.py