update to 0.17.1
drop all patches merged upstream

use system libsexpp

refresh upstream patch to use shutil

use upstream patch for setuptools

use setuptools._distutils instead of distutils #2226397

Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild

libsexp renamed to libsexpp

add build option to use system libsexp (disabled)

update to 0.17.0
use bundled libsexp
add patch to not install static libraries from
use upstream patch to fix build with GCC 13

update to 0.16.3

Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild

add upstream fix to clarify license and abandoned patent

add files by license list in package sources
open https://github.com/rnpgp/rnp/issues/1932 missing MIT
add man pages
check archive signature

switch from botan-2 to openssl on EL-8

initial package