Added a more precise information returned from gharial for collections
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Deprecated _directedRelation and _undirectedRelation in general-graphs. Created _relation in general-graphs creating a _directedRelation. Handling undirected relations is now given to the user / api-implementor as arangodb itself does not offer any direction constrains which caused some confusion
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel