[cwconfig] make appobjects_cubes_modnames() public The method is used in cubicweb.cwvreg without underscore and outside of the config class, so let's make this method public. Fix autoreload with twisted.

%(distname)s (0.1.0-1) UNRELEASED; urgency=low

  * initial release

 -- %(author)s <%(author-email)s>  %(rfc2822-date)s