Fixed #12769, #12924 -- Corrected the pickling of curried and lazy objects, which was preventing queries with translated or related fields from being pickled. And lo, Alex Gaynor didst slayeth the dragon.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12866 bcc190cf-cafb-0310-a4f2-bffc1f526a37