Updating notebook list to use data-base-project-url.

IPython/frontend/html/notebook/static/js/notebooklist.js

@@ -106,7 +106,7 b' var IPython = (function (IPython) {'
         var new_item_name = $('<span/>').addClass('item_name');
         new_item_name.append(
             $('<a/>').
-            attr('href','/'+notebook_id).
+            attr('href', $('body').data('baseProjectURL')+notebook_id).
             attr('target','_blank').
             text(nbname)
         );