4401. [misc] Change LICENSE to MPL 2.0.
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.
update copyright notice
[master] testcrypto.sh in system tests 3714. [test] System tests that need to test for cryptography support before running can now use a common "testcrypto.sh" script to do so. [RT #35213]
reverse bad copyright update
3341. [func] New "dnssec-verify" command checks a signed zone to ensure correctness of signatures and of NSEC/NSEC3 chains. [RT #23673]