templatekw: move getrenamedfn() to scmutil (API) The function is already used by `hg log` (for following renames, not for templates), so it seems it does not belong in templatekw. Differential Revision: https://phab.mercurial-scm.org/D6021

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