message: art: Affichage de la description de /regle en markdown
diff: @@ -12,6 +12,7 @@ import Algorithm from "./Algorithm"
  import Examples from "./Examples"
  import Helmet from "react-helmet"
  import { humanFigure } from "./RuleValueVignette"
  +import {createMarkdownDiv} from 'Engine/marked'
  @connect(
  state => ({
  @@ -71,7 +72,7 @@ export default class Rule extends Component {
  </h1>
  <section id="rule-meta">
  <div id="meta-paragraph">
  - <p>{description}</p>
  + {createMarkdownDiv(description)}
  </div>
  {this.renderDestinataire(R.path([type, "destinataire"])(this.rule))}
  {this.renderReferences(this.rule)}
  