manifest: now that there's only one legacy.py, exclude it After the last patch, this file is only included because of package_dir in setup.py (i.e. just once), so we can ignore it with just one clause. But package_dir starts with "./", so we need to add it to the pattern.

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