STANBOL-1234 and STANBOL-1237: The Integration Test base for the Entityhub now checks if the ModelWriter for application/json and application/rdf+xml (checks for all RDF formats) are started.

git-svn-id: https://svn.apache.org/repos/asf/stanbol/trunk@1551557 13f79535-47bb-0310-9956-ffa450edef68