issue2550822: Fix showing more than one additional property in class menu Report and patch provided by James Mack: | I had the following option in one of my templates: | tal:content="structure python:context.propname.menu(additional= | ['propname1', 'propname2'])" | | I expected this to display both propname1 and propname2 in the menu. It | only displayed propname2.

from roundup.dist.command.build import build_message_files, check_manifest
from distutils.command.install_lib import install_lib as base

class install_lib(base):

    def run(self):
        check_manifest()
        build_message_files(self)
        base.run(self)