re-encoding input strings to utf-8
v2.0.16
Adding code towards #107, a failing test
UTF-8 Word grapheme matching in nugets_pack

corresponding passing test

See:

  - http://www.regular-expressions.info/unicode.html
  - http://stackoverflow.com/questions/3576232/how-to-match-unicode-words-with-ruby-1-9
  - List of graphemes: http://www.ruby-doc.org/core-1.9.3/Regexp.html#class-Regexp-label-Character+Properties