updatecaches: use the `caches` argument instead of a special `full` value
After a clone we want to update most cachem, but not exactly all of them. We
can now cleanly express this.
Differential Revision: https://phab.mercurial-scm.org/D10730
from __future__ import absolute_importimport pkgutil__path__ = pkgutil.extend_path(__path__, __name__)