remotefilelog: add 'changelog' arg to shallowcg1packer.generate (
issue6269)
This cause traceback on widening using narrow extension when remotefilelog
is enabled.
Differential Revision: https://phab.mercurial-scm.org/D8134
# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil
__path__ = pkgutil.extend_path(__path__, __name__)