Log Message:
Update netpgpverify, and libnetpgpverify, to 20150204

+ dump the huge output in testing script to /dev/null so that we can
see what's happening with the other tests in testit.sh

+ fix from jperkin@, don't try to be clever when selecting the only
key id in a keyring

+ add a test for single key (non-ssh) pubring