Merge remote branch 'origin/dnslib-new' into zoneparser

src/dnslib/node.c

src/other/debug.h

src/tests/dnslib/dnslib_dname_tests.c

src/tests/dnslib/dnslib_node_tests.c

src/tests/dnslib/dnslib_rdata_tests.c

src/tests/dnslib/dnslib_response_tests.c

src/tests/dnslib/dnslib_rrset_tests.c

src/tests/dnslib/dnslib_zone_tests.c