Only connect signal when settings.COMMENTS_APP points to django_comments_xtd
Only connect signal when settings.COMMENTS_APP points to django_comments_xtd

danirus/django-comments-xtd,jayfk/django-comments-xtd,danirus/django-comments-xtd,danirus/django-comments-xtd,jayfk/django-comments-xtd,danirus/django-comments-xtd,agilosoftware/django-comments-xtd,agilosoftware/django-comments-xtd,agilosoftware/django-comments-xtd