code: function checkFamily(program, family) {
      var familyIndex = gm.families.indexOf(family.toLowerCase());
  
      if (familyIndex === -1 || program < (familyIndex * 8) ||
              program >= ((familyIndex + 1) * 8)) {
          return false;
      }
  
      return true;
  }
docs: Check if a program is in a family of instruments
  
  @private
  @param {number} program Program to test
  @param {string} family Family name
  @return {boolean} Whether the program belongs to the family