Make nicer debug

bin/saturnin.skel

 case $scmd in
     abrt|czrates|dmenu|get|iam|ini|ip|ln|peg|push|revert|watch|www)
         debug -v scmd
-        debug "\$@=$@"
+        debug "\$@='$@'"
         exec saturnin-$scmd "$@" ;;
     help)  print_help; exit $FFOO_EXIT_OK ;;
     *)  print_help; exit $FFOO_EXIT_USAGE ;;