Added HAProxy discovery support #8757 Removed common-generic-clients, common-gcube-calls and common-fw-clients from dependencies The client is not implement as gcube-proxy anymore. It is now a generic http-client (using HTTPCall class provided in API) autoquery the deprecated IS to get resource-registry instance. Added exists() method which uses HEAD HTTP method to get existence from Resource Registry Added API to support Entity-Relation navigation Added API to get the list of ER types and their own schema Added ResourceRegistryException json deserialization Improved code quality First Release