Post 1.3.0 docs update 1

mmm, this is not the same merge process as before - please only review, I need to test a few things before i merge or re-do it

the candidate list considered:

- 6ce4f82ebe822dbc3cf945abba5f8a09ca48ea9f Merge pull request #8531 from SvenDowideit/move-registry-search-to-registry-api
- 57263ef0d6255f7b46b91fefb3c059d01efa35d0 Merge pull request #8591 from fredlf/1.3release-notes
- 62cb97278d1ff35a13a09cc845c64d6a417f5874 Merge pull request #8599 from irachex/commit_docs
- cb106e74a14a37157b09459965a69c944f9c19f0 Merge pull request #8238 from vbatts/vbatts-daemon_timestamps
- 2e35d7c905756314c12e10a50b36ecc46a70d31a Merge pull request #8544 from SvenDowideit/link-to-latest-b2d-installers
- 69e3a55560df06a23cc74ba54badf120e5271bf9 Merge pull request #8516 from jamtur01/sshd
- 2f9ffe5b6ac1c547d1b5c228637007b05af48a3f Merge pull request #8232 from vbatts/vbatts-devmapper_getDeps
- 0e67cf0627a60595f0aac51693f9266a893d5295 Merge pull request #8380 from cpuguy83/moar_names
- 4b594721c409318040d691d2dc1a58dbbab888b5 Merge pull request #8465 from SvenDowideit/document-device-flag-permission-options
- f0eb1ef4e17b76cf628b1c233017cbf87963257f Merge pull request #8526 from vbatts/vbatts-too_many_open_files
- b3cda9fc7e9dbdc23619c84ed91ad41d931b6e27 Merge pull request #8566 from jfrazelle/Cleanup-fmt-%q
- 1183abc4aa98c92b69f8134f3fd83e1071d0cc52 Merge pull request #8549 from vieux/pkg_units
- d1aca045b3970a862f6bfb0b8106e9266b66f88c Merge pull request #8612 from jfrazelle/8611-ip-masq-iptables
- 40a6461d16f9fc4111e9c9a844447d0a7170ce41 Merge pull request #8606 from tianon/release-home
- c3237cc9d8356be505e29f22967aa84ea0c939d0 Merge pull request #8608 from crosbymichael/merge_release_v1.3.0
- 3d0d2fd183cbe3b95982aaf0d0c62d29961d927f Merge pull request #8609 from gesellix/patch-2
- 2eb9c0bfd457665840b1bc5b80cc5a967c1ede5d Merge pull request #8595 from fredlf/signed-image-doco