hgext3rd/__init__.py

githelp: clean up reflog help

This referenced commands that don't exist in core. The new help
isn't great since it references an experimental extension. But
it is better than nothing.

While we're here, also add test coverage.

Differential Revision: https://phab.mercurial-scm.org/D1727

# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil
__path__ = pkgutil.extend_path(__path__, __name__)