ref: 6386a0391a11fd3c5216dfe1478fda08ae8bccbc
parent: 486523bbc57b111d198432d2416e598c6d5c2d63
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Mon Feb 6 16:40:42 EST 2017
libsec: handle signed asn.1 bigint to mpint conversion for x509