Some communication objects for our RDF API.
Merge branch 'master' of github.com:DM2E/dm2e-ws into kai-rdf-api

Conflicts:
	src/main/java/eu/dm2e/ws/api/Parameter.java
	src/main/java/eu/dm2e/ws/api/omnom/Webservice.java
	src/main/java/eu/dm2e/ws/services/data/DataService.java
Intellij marked it as an bug that the object is casted to an int instead of Integer. Changed it, probably a source version issue.
Merge remote-tracking branch 'origin' into kai-rdf-api

Conflicts:
	src/main/java/eu/dm2e/ws/grafeo/jena/GrafeoImpl.java