-RM-329-MR-Improved Module Graph
The current module graph is buggy and has some weird behavior. We need to improve this.
- Automatic layout
- Respect user modification
- Nice animations when removing and adding
- When changing module positions, do it with an animation to keep mental image
(from redmine: created on 2014-01-28, closed on 2014-03-04, blocks #328 (closed))