Release notes documentation:

• r340444: ctm(1) deprecation.
• r342705: ktrdump(8) '-l' flag addition.
• r343281: bearssl import.
• r343940: timed(8) deprecation.
• r344667: ipfw(8) fix showing headers outside of 'all'.
• r344688: trim(1) addition.
• r344884: ntpd(8) version 4.2.8p13.
• r345487: sh(1) '-o pipefail' addition.
• r345569: lockf(1) return EX_UNAVAILABLE when no lock file with '-n'.
• r346980: WPA version 2.7.
• r346986: tcpdump(8) '-E' flag disables capsicum(4).
• r346987: bsnmpd(1) IPv6 transport support.
• r347384: camcontrol(8) ATA power mode support.
• r347752: mlx5tool(8) userspace firmware update support.
• r348233: GRE-in-UDP encapsulation support (RFC 8086).
• r348341: OpenSSL version 1.1.1c.
• r349013: mandoc(1) version 1.14.5.
• r349523: libarchive(3) version 3.4.0.
• r349597: tzdata 2019b.
• r349717: bzip2(1) version 1.0.7.
• r350256: clang (and friends) updated to 8.0.1.
• r350634: bzip2recover addition.

While here:

• Add Mellanox to the sponsors.ent file.
• Fix the sponsors.ent entry for Netgate.

Sponsored by: Rubicon Communications, LLC (Netgate)