Update README.md

Author: schreibfaul1

README.md

@@ -45,6 +45,7 @@ void setup() {
 //  audio.connecttohost("http://tuner.classical102.com/listen.pls");             // pls
 //  audio.connecttohost("http://stream.radioparadise.com/flac");                 // flac
 //  audio.connecttohost("http://stream.sing-sing-bis.org:8000/singsingFlac");    // flac (ogg)
+//  audio.connecttohost("http://s1.knixx.fm:5347/dein_webradio_vbr.opus");       // opus (ogg)
 //  audio.connecttohost("http://26373.live.streamtheworld.com:3690/XHQQ_FMAAC/HLSTS/playlist.m3u8");  // HLS
 //  audio.connecttohost("http://eldoradolive02.akamaized.net/hls/live/2043453/eldorado/master.m3u8"); // HLS (ts)
 //  audio.connecttoFS(SD, "/test.wav");     // SD