Improved clarity of threadedcomments/util
Improved clarity of threadedcomments/util

Had a hard time understanding the code, improved that.

HonzaKral/django-threadedcomments,yrcjaya/django-threadedcomments,ccnmtl/django-threadedcomments,PolicyStat/django-threadedcomments,nikolas/django-threadedcomments,SmithsonianEnterprises/django-threadedcomments,HonzaKral/django-threadedcomments,nikolas/django-threadedcomments,yrcjaya/django-threadedcomments,ccnmtl/django-threadedcomments,SmithsonianEnterprises/django-threadedcomments