resolveUrl = function(url) {
		var ports = { // we ignore default ports
			http: 80,
			https: 443
		}
		, urlp = typeof(url) === 'object' ? url : parseUrl(url);
		;

		return urlp.scheme + '://' + urlp.host + (urlp.port !== ports[urlp.scheme] ? ':' + urlp.port : '') + urlp.path + (urlp.query ? urlp.query : '');
	}
Resolve url - among other things will turn relative url to absolute

	@method resolveUrl
	@static
	@param {String|Object} url Either absolute or relative, or a result of parseUrl call
	@return {String} Resolved, absolute url