_form.html.erb in archangel-0.4.0

- old
+ new

@@ -20,8 +20,8 @@
       </div>
     <% end %>
   </div>
 
   <div class="form-actions text-right">
-    <%= f.button :submit %>
+    <%= f.button :submit, class: "btn btn-primary" %>
   </div>
 <% end %>