move parse.py to oftest module
move message parsing to ofp.message
change parse_header to return a tuple
remove import compatibility
loxi-prep: always handle missing entry in type map
loxi_prep: remove illegal_message_type dependency on pylibopenflow internals
loxi_prep: remove action_ prefix from more users
loxi-prep: rename users of ofp_match
loxi-prep: get OFPT_ERROR ffrom the right module
loxi-prep: change vendor tests to use action classes from pyloxi
loxi-prep: disable buggy HelloWithBody test
loxi-prep: singleton stats replies do not use arrays
loxi-prep: rewrite vendor tests to use pyloxi message classes