Issue-30 : markdown - bouton retour

src/app/pages/resume/resume.component.html

@@ -5,6 +5,10 @@
     <div markdown *ngFor="let questions of config.answers">
         {{questions.id+1}}. {{questions.text}}
     </div>
-    <button>Retour</button>
+    <!-- LOG -->
+    <!-- <pre markdown>
+		{{config |json}}
+    </pre> -->
+    <button  [routerLink]="'/step/answers'" class="btn btn-info">Retour</button>
 </section>
 <a [routerLink]="'/step/end'" class="btn btn-block" i18n="@@confirm">C'est parfait!</a>