[ci skip] Updated include to reference record parameter for rdoc
[ci skip] Updated documentation syntax of block parameter for rdoc
Adjusted punctuation and grammar for Form Helpers guide [ci skip]
[ci skip] Updated documentation syntax of other parameter for rdoc
[ci skip] Modify a web-console PR link
Update documentation to match change in #5942 [ci skip]
minor changelog formatting changes.
fix broken `gem` method with non-String arguments. Closes #16709.

This was caused by #15327.
Fix spelling. [CI SKIP]
[ci skip] Fix typo of `collection=` method.
[ci skip] Fix typo of `collection_singular_ids=` method.
Correctly detect mutation on serialized columns mapping to binary

Fixes #16701
[ci skip] Update 4_2_release notes
Use less iterations for KeyGenerator in tests

This commit improves performance of cookie tests:

Ruby  |   After  |   Before
----- | --------:| --------:
MRI   |    5.03s |     9.28s
JRuby |   25.45s |  1648.23s

Please note the improvement for JRuby.
[ci skip] mention assert_select in release notes
[ActiveJob] TestCase