Merge branch 'branch-1.4prep' into dname_refactor

.gitignore

KNOWN_ISSUES

Knot.files

NEWS

configure.ac

doc/reference.texi

man/knot.conf.5.in

samples/knot.full.conf

samples/knot.sample.conf.in

src/Makefile.am

src/common/descriptor.c

src/common/descriptor.h

src/common/errcode.c

src/common/errcode.h

src/common/sockaddr.c

src/common/sockaddr.h

src/knot/conf/cf-parse.y

src/knot/conf/conf.c

src/knot/conf/conf.h

src/knot/ctl/process.c