Fixed some graph module examples
Fixed example generation for new graph module
Fixed a bug in codeBlockReader and added new edge examples
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Fixed general graph api tests