insert <meta> tag into html and erb template

This edit solves a problem encountered when members of Congress have accent characters (diacritic marks) in their names. Previously the generated html contained garbage (when run on ruby 1.9.3). I'm no expert and I'd love to hear about it if there's a more elegant solution.
update eventmanager.markdown html and erb to include meta utf-8

replaced wordy tag with <meta charset='utf-8'>
Merge pull request #580 from ttrezren/patch-1

insert <meta> tag into html and erb template