Log message:
Update net/powerdns* to 4.1.0.

PowerDNS Authoritative Server 4.1.0
===========================================================

- Improved performance: 400% speedup in some scenarios
- Crypto API: DNSSEC fully configurable via RESTful API
- Improved documentation
- Database related improvements
- Enhanced tooling
- Support for TCP Fast Open
- Support for non-local bind
- Support for Botan 2.x (and removal of support for Botan 1.10)
- Our packages now ship with PKCS #11 support.
- Recursor passthrough removal

Full changelog:

  https://doc.powerdns.com/authoritative/changelog/4.1.html

PowerDNS Authoritative Server 4.0.5
===========================================================

Fixes
- Fix for missing check on API operations (CVE-2017-15091)
- Bindbackend: do not corrupt data supplied by other backends in
  getAllDomains
- API: prevent sending nameservers list and zone-level NS in rrsets
- gpgsql: make statement names actually unique
- Fix remotebackend params
- Fix godbc query logging
- For create-slave-zone, actually add all slaves, and not only first n
  times
- Fix a regression in axfr-rectify + test
- When making a netmask from a comboaddress, we neglected to zero the
  port
- Fix libatomic detection on ppc64
- Catch DNSName exception in the Zoneparser
- Publish inactive KSK/CSK as CDNSKEY/CDS
- Handle AFSDB record separately due to record structure.
- Treat requestor's payload size lower than 512 as equal to 512
- Correctly purge entries from the caches after a transfer
- Handle a signing pipe worker dying with work still pending
- Ignore SOA-EDIT for PRESIGNED zones.
- Check return value for all getTSIGKey calls.

Improvements
- Fix ldap-strict autoptr feature, including a test
- mydnsbackend: Add getAllDomains
- Stubresolver: Use only recursor setting if given
- LuaWrapper: Allow embedded NULs in strings received from Lua
- sdig: Clarify that the ednssubnet option takes "subnet/mask"
- Tests: Ensure all required tools are available
- PowerDNS sdig does not truncate trailing bits of EDNS Client Subnet
  mask
- LuaJIT 2.1: Lua fallback functionality no longer uses Lua namespace
- Add support for Botan 2.x
- Ship ldapbackend schema files in tarball
- Collection of schema changes
- Fix typo in two log messages
- Add help text on autodetecting systemd support
- Use a unique pointer for bind backend's d_of
- Fix some of the issues found by @jpmens