moved to server
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
client side graph
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel

Conflicts:
	js/actions/system/api-graph.js
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
fixed traversal to be independent of vertex/edge structure