[treeview] ensure items are ordered according to their dc_title, we can't rely on an ordered rset
* is_last has to be computed on the caller now, not possible in the callee
* rely on b3f61c38526b to use entity.view() with vid in *view*'s arguments
This directory contains extra libraries which are needed
to make cubicweb work.
The mx.DateTime python implementation is directly taken from
the mx.DateTime distribution. The only modification is the
strptime function which has been mocked using the standard
``datetime`` module. (as provided by the python2.5's stdlib)