Release 0.6.8 - bugfix in ``HTMLTable.to_csv`` for Python 3 related to writing non-ascii characters to csv file - Link to new example added to readme - session added property index_rev, which now is used to save index in file - bugfix in ``utils.AttrDict.__dir__`` method. now it works allowing IPython auto-comlete for objects that use ``utils.AttrDict`` class - better support of last IPython shell - prefetching: - bugfix: some times when passed few fields with same names, prefetch raises strange errors (atleast on odoo 7.0 instance) - improvement: prefetch only records that have no atleast one field in cache