logilab-mtconverter #268148 make code py3k-compatible [validation pending]

done in0.9.0
load left0.000
closed by<not specified>
patch[py3k] Fix odt2text to work properly with binary data [applied][py3k] deal with unicode/str mess [applied][py3k] Replace uses of 'unicode' and 'str' [applied][py3k] Import unquote from six.moves [applied][py3k] Tuple unpacking is now forbidden in function arguments [applied][py3k] Import name2codepoint from six.moves [applied][py3k] Import range from six.moves [applied][pkg] add dependency on six [applied][py3k] print function [applied][py3k] except as [applied]Use StringIO and BytesIO from io module [applied]