FreeBSD/doc f6edf79 (r53412) — en_US.ISO8859-1/htdocs/releases/12.1R/errata errata.xml Makefile, en_US.ISO8859-1/htdocs/releases/12.1R/hardware hardware.xml Makefile
Add the 12.1-RELEASE errata, hardware, installation, and readme pages. These are not yet connected to the build. Prune errata page entries from 12.0-RELEASE, and bump the copyright years as appropriate. Sponsored by: Rubicon Communications, LLC (Netgate)