static void install(String hostToIgnore, int portToIgnore) {
        ProxySelector defaultProxySelector = ProxySelector.getDefault();
        ProxySelector ignoreHostProxySelector = new IgnoreHostProxySelector(defaultProxySelector, hostToIgnore, portToIgnore);
        ProxySelector.setDefault(ignoreHostProxySelector);
    }
{@link ProxySelector} that ignore system default proxies for concrete host.
<p>
It is important to <a href="https://github.com/danikula/AndroidVideoCache/issues/28">ignore system proxy</a> for localhost connection.

@author Alexey Danilov (danikula@gmail.com).
dkplayer-videocache/src/main/java/com/danikula/videocache/IgnoreHostProxySelector.java