Tools in src/ don't print final newline

Output:

jas@latte:~/src/libtasn1$ src/asn1Coding -h 2>&1|tail -1
Report bugs to help-libtasn1@gnu.orgjas@latte:~/src/libtasn1$ 

It would be nice to restore use of the gnulib progname module for the verbatim texts, to also make Debian's --with-packer stuff work again and provide better --version outputs. Compare Debian stretch output:

root@bull:~# asn1Parser |tail -4
Report bugs to: help-libtasn1@gnu.org
Report Debian bugs to: http://bugs.debian.org/
GNU Libtasn1 home page: <http://www.gnu.org/software/libtasn1/>
General help using GNU software: <http://www.gnu.org/gethelp/>
root@bull:~#