MythMusic: Use the metadata format specified by the user for shoutcas…

…t streams

For some reason the format was being forced to '%a - %t' which works 99% of
the time anyway.

mythplugins/mythmusic/mythmusic/shoutcast.cpp

@@ -878,9 +878,7 @@ void DecoderIOFactoryShoutCast::shoutcastMeta(const QString &metadata)
         QString("DecoderIOFactoryShoutCast: metadata changed - %1")
             .arg(metadata));
     ShoutCastMetaParser parser;
-    // FIXME: 
-    //parser.setMetaFormat(getMetadata().MetadataFormat());
-    parser.setMetaFormat("%a - %t");
+    parser.setMetaFormat(getMetadata().MetadataFormat());
 
     ShoutCastMetaMap meta_map = parser.parseMeta(metadata);