nbraid

IPv6 PAC results not parsed correctly

1

``` function FindProxyForURL(url, host) { return 'PROXY [::1]:8080'; } ``` Using `ProxyUtil.buildPacSelectorForUrl` on a file that returns an IPv6 address fails. https://en.wikipedia.org/wiki/IPv6_address#Literal_IPv6_addresses_in_network_resource_identifiers The parsing logic [here](https://github.com/akuhtz/proxy-vole/blob/master/src/main/java/com/github/markusbernhardt/proxy/selector/pac/PacProxySelector.java#L178) needs to be updated...