update copyright notice / whitespace
4748. [cleanup] Sprintf to snprintf coversions. [RT #46132] (cherry picked from commit a009d03a1abf73c8146c1696ce1100e62c3b9dbb)
4401. [misc] Change LICENSE to MPL 2.0.
4276. [protocol] Add support for SMIMEA. [RT #40513]
Use mnemonics for RR class and type comparisons (#40297)
update copyright notice
[master] updated published drafts
3313. [protocol] Add TLSA record type. [RT #28989]