change button names

tpCrudTwig/templates/roles/add.twig

@@ -10,7 +10,7 @@
 <form class="form-group" role="search" method="post">
 	<label for="name">Nom du rôle</label>
 	<input type="text" class="form-control" name="name" id="name">
-	<input type="submit" class="btn btn-success" name="Ajouter" />
+	<input type="submit" class="btn btn-success" value="Ajouter" name="Ajouter" />
 </form>
 
 {% endblock %}