Ung-UTT/Site-etu-v9 — Issue #37: Implémenter undo/redo
Author: Dorian
Created: 2012-03-07 14:21:25+00:00
State: open

On a une librairie que le gére déjà, il manque juste les liens.

(cf : [paper_trail](https://github.com/airblade/paper_trail))