Merge pull request #9843 from rgacogne/dnsdist-protozero

Use protozero for Protocol Buffer operations in dnsdist, and dnstap/outgoing for the rec

diff --cc pdns/Makefile.am
Simple merge

diff --cc pdns/dnsdist-lua.cc
Simple merge

diff --cc pdns/dnsdist.cc
Simple merge

diff --cc pdns/dnsdist.hh
Simple merge

diff --cc pdns/recursordist/configure.ac
Simple merge

diff --cc pdns/syncres.cc
Simple merge

diff --cc pdns/syncres.hh
Simple merge