Log Message:
Update net/powerdns-recursor to 4.0.5.

Enhancements
- Add the 2017 DNSSEC root key
- Add support for RPZ wildcarded target names.
- Speed up RPZ zone loading and add a zoneSizeHint parameter to
  rpzFile and rpzMaster for faster reloads
- Make the RPZ summary consistent and log additions/removals at debug
  level, not info
- Update Ed25519 algorithm number and mnemonic and hook up to the
  Recursor
- Add use-incoming-edns-subnet option to process and pass along ECS
  and fix some ECS bugs in the process
- Refuse to start with chroot set in a systemd env
- Handle exceptions raised by closesocket() to prevent process
  termination
- Document missing top-pub-queries and top-pub-servfail-queries
  commands for rec_control
- IPv6 address for g.root-servers.net added
- Log outgoing queries / incoming responses via protobuf

Bug fixes
- Correctly lowercase the TSIG algorithm name in hash computation
- Clear the RPZ NS IP table when clearing the policy, this prevents
  false positives
- Fix cache-only queries against a forward-zone
- Only delegate if NSes are below apex in auth-zones
- Remove hardcoding of port 53 for TCP/IP forwarded zones in recursor
- Make sure labelsToAdd is not empty in getZoneCuts()
- Wait until after daemonizing to start the outgoing protobuf thread,
  prevents hangs when the protobuf server is not available
- Ensure (re)priming the root never fails
- Don't age the root, fixes a regression from 3.x
- Fix exception when sending a protobuf message for an empty question
- LuaWrapper: Allow embedded NULs in strings received from Lua
- Fix coredumps on illumos/SmartOS
- StateHolder: Allocate (and copy if needed) before taking the lock
- SuffixMatchNode: Fix insertion issue for an existing node
- Fix negative port detection for IPv6 addresses on 32-bit systems