2 gh issue #63: Url::mod() breaks query strings containing plus-notation spaces in the input URL
14 $url = 'http://example.com/?param=has+spaces';
15 $query = ['foo' => 'bar'];
16 $parts['query'] = new QueryString($query);
17 echo (new Url($url, null, Url::STDFLAGS))->mod($parts)->toString();
24 http://example.com/?param=has%20spaces&foo=bar