Refactored urlize_quoted_links code, now based on Django 1.5 urlize
Added quotes to TRAILING_PUNCTUATION used by urlize_quoted_links
Added force_text to compat
Cleaned imports on templatetags/rest_framework module
Merge pull request #766 from glic3rinu/master

Refactored urlize_quoted_links based on Dango 1.5 urlize