EXTVLCOPT and EXTINF updates

When you use EXTVLCOPT:program in a transcoded stream, VLC does not
play stream, so only adding that when port is not 8002 (for stream and
ts). See
http://forums.openpli.org/topic/29881-vu-solo2-how-to-use-the-transcodin
g-plugin/page-4#entry372765

Also, always add name when service_name_for_stream.value is true.