added js-url 1.8.0

Updated websanova/js-url@fbef30a8edb1e040fac6a0ba969d60f4f21b58dc to v1.8.0
https://github.com/websanova/js-url/blob/v1.8.0/js-url.js
https://github.com/websanova/js-url/blob/v1.8.0/js-url.min.js