Display errors when parsing non latin1 encodings
Improved utf8 parser
Dialyzer fixes
test fixture files
Comments from #140.

-- whitespace fixes in conf_parse.peg
-- removed no longer applicable comment in favor of something more
      accurate
-- added utf8 unit test to conf_parse.peg
Merge pull request #140 from basho/bugfix/jd/utf-hate

Test: UTF-8 vs latin-1 regression

Reviewed-by: seancribbs