Fixed issue deleting large graphs
Upgraded to latest DAV api
Upgraded RDF views

* Updated to latest API
* Fixed issue with onclick on google chrome
* Fixed disable rdb2rdf triggers in vdb
Fixed preserve order in dt across removal of no longer existent dts
Updated DAV api

* Added proppath support for DET
* Added session-id handling
* Fixed calculation proper size
* Fixed subfolder creation and mime type for downloaded resources