Log Message:
NSD 4.1.2
=========

FEATURES:
- Incoming notifies have serial number logged (at verbosity 1).

BUG FIXES:
- Remove some duplicate header includes.
- Fix tcp waiting list for zone transfers where the bind and connect
  calls fail.
- Fix segfault in zone reader on invalid input.
- Fix segfault on double origin in zone reader.
- Fix b64pton out of bounds error on invalid zonefile input.
- Fix origin directive from unused old value and subdomain parser
  failure.
- Fix use after free after zonefile syntax error followed by ttl
  or origin directive.
- Fix syntax error followed by too many TXT elements parse crash.
- Fix buffer overflow in config parse of domain name.
- Use reallocarray for integer overflow protection.
- Fix allocation integer overflow checks.
- Fix #654: Fix contradiction in notify logging verbosity level.
- Fix #655: Fix contradiction in verbosity for zone transfers.
- Made log message more consistent, changed 'axfr refused' log message
  to be more consistent with other messages.  Also notify refused.
- verbosity 2 logs axfr refused and notify refused.
  verbosity 1 contains less log messages.