help: "Show Vyatta version information"
run: for cl in /usr/share/doc/vyatta-*/changelog.gz ; do
         dir=${cl%/*} ;
	 pkg=${dir##*/} ;
	 printf "  %-20s " ${pkg} ;
	 test ${#pkg} -lt 20 || echo -ne \\n\\t ;
	 gunzip -c $cl | tail -n1 ;
     done
