Pyhsm

** When doing OTP verification, if a nonce is written to the AEAD file
use that for decryption, not public id.
** yhsm-import-keys: add --random-nonce for using hsm generated nonce.
** yhsm-generate-keys: add --random-nonce for using hsm generated nonce.

** yhsm-import-keys: Support soft HSM AEAD generation.
** yhsm-import-keys: Ignore lines starting with .
** yhsm-import-keys: Block all-zero (ccc...c) keys.

** yhsm-decrypt-keys: Support generating AEADs.
** yhsm-decrypt-keys: Ignores non-modhex files in AEAD directory trees.

** yhsm-generate-keys: Bugfix that caused AEAD generation to fail.
** yhsm-generate-keys: Bugfix that caused wrong nonce to be used.
** yhsm-generate-keys: Prevent generating all-zero (ccc...c) keys.

** Added this NEWS file, based on debian/changelog in the Debian package.

** Enable IPv6 --addr for network servers.
** Verifies communication with YubiHSM on initialization.

** First public release.