GraphViewer: Modified tests so they could be run with an external tool like Karma, but not yet finished.
GraphViewer: Fixed eventDispatcherUITest. It did not clean up properly
GraphViewer: Further adoption to external Karma Testing
GraphViewer: ArangoAdapter is now able to be runned with Karma and DB is completely mocked away
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel