hgext3rd/__init__.py

largefiles: fix help text to avoid warning at "make update-pot"

This change helps hggettext to find out help text in original source,
because it assumes that backslash ('\') is doubled in docstring.

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