(match_localkeyid): match certificate and key using localkeyid
(match_keys): match certificate and key using _hx509_match_keys
(_hx509_collector_collect): rewrite to use match_keys and match_localkeyid
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16471 ec53bebd-3082-4978-b11e-865c3cabbd6b