revset: rename generationsrel() to generationssubrel() This highlights that this is an implementation of 'x#y[z]' relation subscript operator as opposed to 'x#y' relation operator. Differential Revision: https://phab.mercurial-scm.org/D8393

# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil

__path__ = pkgutil.extend_path(__path__, __name__)