Closes gh-17221

Closes gh-17671

Closes gh-17670

Closes gh-17669

Closes gh-17668

Closes gh-17667

Closes gh-17666

Closes gh-17665

See gh-17352

See gh-17642

See gh-17640

Effectively all files have been touched this year due to the nohttp
work.

* gh-16894:
  Fix persistent session property name in reference docs

Closes gh-16894

See gh-16894

Closes gh-17377

See gh-17359

Apply consistent `@Since` tags and retrofit the existing code using a
best guess from the git history.

Closes gh-17360

Closes gh-17359

See gh-17360

Ignore the new `SpringMethodVisibility` on released versions since
the required changes can introduce subtle bugs.

See gh-17359

Closes gh-17359

Merging 1.5.x accidentally broke `AbstractFilterRegistrationBean`

Backport gh-12590 to 1.5.x and also pick up a few classes that were
missed. This commit also makes a few properties bound classes public.

Closes gh-17337

Closes gh-17331

Closes gh-15200