message: Fixes to function parameters
diff: @@ -39,7 +39,7 @@ inline std::map<string_t, int64_t> TabulateCharacters(std::map<string_t, int64_t
  return txt;
  }
  -static float JaccardSimilarity(string_t str, string_t txt) {
  +static float JaccardSimilarity(const string_t &str, const string_t &txt) {
  if (str.GetSize() < 1 || txt.GetSize() < 1) {
  throw InvalidInputException("Jaccard Function: An argument too short!");
  }
  