Corrijo el issue #152.

 On branch develop
 Changes to be committed:

	modified:   src/Infraestructura/clusterEndpoint/databases/ClusterEndpointDB.sql
	modified:   src/Infraestructura/clusterEndpoint/databases/clusterEndpointDB.py
	modified:   src/Infraestructura/clusterEndpoint/databases/commandsDatabaseConnector.py