euscanwww: Fixed CSS stylesheet

Added Twitter Bootstrap and tweaked the layout to use the grid layout

Signed-off-by: volpino <fox91@anche.no>

euscanwww/djeuscan/templates/registration/registration_form.html

@@ -11,7 +11,7 @@
       <tr>
         <td></td>
         <td>
-          <input type="submit" value="Send activation email" />
+          <input class="btn pull-right" type="submit" value="Send activation email" />
         </td>
       </tr>
     </form>