code: private static String getVersion() {
          Properties properties = new Properties();
          try (InputStream ins = HttpRosetteAPI.class.getClassLoader().getResourceAsStream("version.properties")) {
              properties.load(ins);
          } catch (IOException e) {
              // should not happen
          }
          return properties.getProperty("version", "undefined");
      }
docs: Returns the version of the binding.
  
  @return version of the binding