New -find action "show_stream_id"

libisoburn/trunk/xorriso/findjob.h

@@ -172,6 +172,7 @@ struct FindjoB {
    49= internal: update creator, type, and blessings from persistent isofs.*
    50= print_outname namespace
    51= report_sections
+   52= show_stream_id
  */
  int action;
  int prune;