Adding a local thread registry to store local caches.
adding a test for root path in the app
Merge pull request #10250 from wangjohn/local_cache_registry

Adding a local thread registry to store local caches.
add :nodoc: mark to *Registry classes [ci skip]
Add nodoc to LocalCacheRegistry

[ci skip]
Merge pull request #10252 from epiclabs/nodoc_registries

add :nodoc: mark to *Registry classes [ci skip]
activerecord-deprecated_finders 1.0.0 has a bug with has_many :through
associations
Refactored the storage of a temporary version of the local cache into
its own method.
Document the fact you can add_index on new columns
readonly info for save and save!
bump the rails version in bug report template
Merge pull request #10254 from wangjohn/refactoring_local_cache

Refactored the storage of a temporary version of the local cache.
The increment and decrement commands in the local cache are exactly the
same, so their logic is being refactored.
Merge pull request #10255 from wangjohn/increment_or_decrement_refactoring_in_local_cache

Refactoring increment and decrement in local cache
Fix subject-verb agreement in error msg (and other grammar stuff)
Use secure source for rubygems in engine tests
Merge pull request #10259 from prathamesh-sonpatki/secure-engine-tests

Use secure source for rubygems in engine tests
stdlib -> standard library
Merge pull request #10258 from thenickcox/pending_migrations_plural

Fix subject-verb agreement in error msg (and other grammar stuff)
Support transactions in Migrator.run