update copyright notice / whitespace
switch to using snprintf from sprintf (cherry picked from commit d386eb54c6c656e80770b0350455c42a3343c3be)
4401. [misc] Change LICENSE to MPL 2.0.
silence compiler warning
Use mnemonics for RR class and type comparisons (#40297)
Fix a crash while parsing malformed CAA RRs in presentation format (#39003)
Make named a singleton process [RT#37908] Conflicts: bin/tests/system/conf.sh.in lib/dns/win32/libdns.def.in lib/isc/win32/file.c The merge also needed to update files in legacy and tcp system tests (newly introduced in master after branch was created) to introduce use of lockfile.
[master] [36737] allow zero-length URI and CAA fields 3914. [bug] Allow the URI target and CAA value fields to be zero length. [RT #36737]
[master] [rt36642] fix URI RR format 3906. [protocol] Update URI record format to comply with draft-faltstrom-uri-08. [RT #36642]
[master] use correct length
[master] add CAA rdata support 3056. [protocol] Added support for CAA record type (RFC 6844). [RT #36625]