GraphViewer: Added Tests for joining of community nodes
added droidsans

Conflicts:
	Makefile.in
fixed issue #530: ReferenceError: ArangoError is not a constructor
issue #537: removed year of copyright
GraphViewer: Added JSLint to my karma script and JSLinted everythign again
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
GraphViewer: Finished implementation of community joining, display and reverse action to be implemented
GraphViewer: All tests pass
merged patches by @guidoreina
GraphViewer: Added tests for expansion of community-nodes
GraphViewer: Simple expansion of Communities now possible
GraphViewer: Now collapses another community if community is expanded but no space is available
GraphViewer: Added NodeReducer to index.html of WebInterface
GraphViewer: Added test for reshaping if community is formed
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
GraphViewer: Added tests for NodeShaper to shape Community-Nodes
GraphViewer: Implemented rendering Community Nodes as Stars
GraphViewer: Added the community behaviour to the event lib
remove .setup-directories explicitly

for some reason, a `make doxygen` otherwise fails after a previous `make clean`
removed non-existing files from asset list