Fixed #12892 - Fixed unicode related bug in a utility function of the admindocs app that prevented it to be used in non-English environments together with certain versions of docutils.
Fixed #12892 - Fixed unicode related bug in a utility function of the admindocs app that prevented it to be used in non-English environments together with certain versions of docutils.

git-svn-id: 4f9f921b081c523744c7bf24d959a0db39629563@13192 bcc190cf-cafb-0310-a4f2-bffc1f526a37

bfirsh/django-old,skevy/django,skevy/django,disqus/django-old,django-nonrel/django-nonrel,Smarsh/django,Smarsh/django,sam-tsai/django-old,mitsuhiko/django,alex/django-old,sam-tsai/django-old,alex/django-old,skevy/django,django-nonrel/django-nonrel,mitsuhiko/django,Instagram/django,sam-tsai/django-old,Smarsh/django,Instagram/django,Instagram/django,alex/django-old,disqus/django-old,django-nonrel/django-nonrel,jamespacileo/django-france,mitsuhiko/django,Smarsh/django,jamespacileo/django-france,bfirsh/django-old,bfirsh/django-old,disqus/django-old,sam-tsai/django-old,jamespacileo/django-france