Added tests package to distribution
Updating version info

--HG--
extra : rebase_source : 7ddc86c57079c434684a9eee0ca272b8f3f996a8
pep8
Refactoring some negative conditionals in mp_tree
Turned MP's _inc_path into a normal method
Turned MP's _get_lastpos_in_path into a normal method
Renamed method for clarity
Style changes in MP
Coding style fixes
Renaming some MP internal methods for clarity
Style
Removed test attribute commited by mistake
Refactored behaviors in MP into their own classes
Renamed internal method in MP
Extracted stmts processing to the instance handlers
Refactoring MP_MoveHandler.update_move_to_child_vars
Moved complex MP methods to a better named base class