test-update: update hg update output in test files
Following hg revision 1b5c61d38a52, hg update now show the commit to which we
updated in case of multiple heads. test-obsolete.t and test-sharing.t falls in
these situations, acknowledge the new outputted line.
# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil
__path__ = pkgutil.extend_path(__path__, __name__)