Fix a broken link
Merge pull request #11815 from yaotti/patch-1

Fix a broken link [ci skip]
Remove redundant `string_to_binary` from type-casting
Merge pull request #11820 from vipulnsward/remove_s2b

Remove redundant `string_to_binary` from type-casting
Make 'enable_extension' revertible

If 'enable_extension' is used in a migration's 'change' method, use
'disable_extension' on down migration (and vice-versa).
Add author_name field to post_params to the engines docs
Merge pull request #11830 from cr0t/master

Fixed small mistake in the engines docs
Execute conditional procs on controller filters only for current action.

:only and :except options for controller filters are now added before
:if and :unless. This prevents running :if and :unless procs when not
on the specified. Closes #11786.
Merge pull request #11799 from njakobsen/fix-controller-filter-callbacks

Execute conditional procs on controller filters only for current action
Merge pull request #11826 from etipton/enable_extensions_revertible

Make 'enable_extension' revertible