by noloader.

* nlnet/master: (149 commits)
  - Fix .travis.yml error, missing 'env' option.
  - Merge PR#194: Add libevent testing to Travis, by Jeffrey Walton.
  Add changelog entries for PR#134.
  - Log warning when using outgoing-port-permit and outgoing-port-avoid   while explicit port randomisation is disabled.
  - Fix NLnetLabs#158: open tls-session-ticket-keys as binary, for Windows. By Daisuke   HIGASHI.
  - Merge PR#191: Update iOS testing on Travis, by Jeffrey Walton.
  Add libevent testing to Travis
  Sync with upstream
  - Fix NLnetLabs#192: In the unbound-checkconf tool, the module config of   dns64 subnetcache respip validator iterator is whitelisted, it was   reported it seems to work.
  - Fix compile of test tools without protobuf.
  - Add check to make sure RPZ records are subdomain of configured zone origin.
  - Changelog entry for (Fix NLnetLabs#189, Merge PR NLnetLabs#190).
  Changelog for NLnetLabs#188 and configure script created.  Removed unneeded whitespace.
  Fix NLnetLabs#188: unbound-control.c:882:6: error: 'execlp' is unavailable: not available on tvOS
  Fix NetBSD compile (GH NLnetLabs#189)
  - Changelog note for PR NLnetLabs#186: Fix unrecognized 'echo -n' option on OS X,   by noloader.
  Fix unrecognized 'echo -n' option on OS X Also see NLnetLabs#183. This PR also updates a few typos in README-Travis.md, and expands the discussion of PKG_CONFIG_PATH for those who are not familiar with it.
  Fix changelog note, it is NLnetLabs#182, not NLnetLabs#184.
  Changelog note for NLnetLabs#184. - Fix PR NLnetLabs#184 from noloader: Add iOS testing to Travis.
  Add iOS testing to Travis
  ...