Changed logic so if fail issuing HEAD request, continue with GET for URI.  Also added logic to check if URI had a port number included.  If port number is not included, leave port str as null when querying for address info.
Changed logic so if fail issuing HEAD request, continue with GET for URI.  Also added logic to check if URI had a port number included.  If port number is not included, leave port str as null when querying for address info.

cisco/gst-plugin-dlnasrc,cisco/gst-plugin-dlnasrc