Added a titlecase filter
Added a titlecase filter

Requires Stuart Colville's titlecase.py to be installed
http://muffinresearch.co.uk/archives/2008/05/27/titlecasepy-titlecase-in-python/

Thanks to  Myles.Braithwaite for the patch

git-svn-id: 6ee835c3a4069fb852b1b8214e06c2633455b53c@15 a37c9311-d62f-0410-a16a-c50513983d21

clones/django-typogrify