docs: function(str) {
      str = inflectHumans(str);
      str = str.replace(/(_)?([a-z\d]*)/gi, function(match, _, word) {
        word = getHumanWord(word) || word;
        word = getAcronym(word) || word.toLowerCase();
        return (_ ? ' ' : '') + word;
      });
      return simpleCapitalize(str);
    }