More standalone operation stuff.

Stop using `edbob.db.engine`, stop using all edbob templates, etc.

tailbone/templates/users/index.mako

@@ -0,0 +1,11 @@
+<%inherit file="/grid.mako" />
+
+<%def name="title()">Users</%def>
+
+<%def name="context_menu_items()">
+  % if request.has_perm('users.create'):
+      <li>${h.link_to("Create a new User", url('user.create'))}</li>
+  % endif
+</%def>
+
+${parent.body()}