code: function handleStr(str, opts) {
    const len = str.length
    const text = wrap(opts)(str)
    return {len, text}
  }
docs: ---------------------------------------------------------- billboard logic fork on str or strs ---------------------------------------------------------- 
  Builds middle of billboard from a string.
  
  @param {String} str - text to put on billboard
  @param {Object} opts - options for this billboard
  @returns {String} formatted string for middle of billboard