Definitely a cpan module. 
perl -E 'use Text::Unidecode; say unidecode("\x{2016} \x{2019} \x{201C
+} \x{201D}")'
|| ' " "

[download]

are you sure you had the right codepoint above for 2016?

In reply to Re^6: Hacker News titles using U+2013 EN DASH by NERDVANA
in thread Hacker News titles using U+2013 EN DASH by kcott

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