shixiong/okd @ edde00af6a5b811468fe2a0e9bff45346103be92

Michael Gugino 801779eeb6 Relocate filter plugins to lib_utils		7 lat temu
..
integration	c7149027c8 remove integration tests from tox	7 lat temu
unit	ff8356b926 Move Python unit tests to subdirectory	8 lat temu