[server] refactor cleanup() code used by "cubicweb-ctl delete" Try to make each logical step (i.e. "delete database" and "delete user") a bit more visible and explicit. This is a preparatory work to easily plug the "delete namespace" feature.

     1

<div id="ajaxroot">

     2

  <div class="ajaxHtmlHead">

     3

    <script src="http://foo.js" type="text/javascript"> </script>

     4

  </div>

     5

  <h1>Hello</h1>

     6

</div>