Add patch level to Ruby version information

Given the recent security related patches to ruby and rails it is more
important than ever to know what patch level you are running.
Merge pull request #11267 from TylerBrock/add-patch-level-to-info

Add patch level to Ruby version information
Grammar fix debugging rails applications [ci skip]
Merge pull request #11271 from ryancw/patch-3

Grammar fix debugging rails applications [ci skip]
Remove deprecated Logger core extensions (core_ext/logger.rb)
Fix ruby patch level example in rails docs regarding info page [ci skip]

Thanks @egilburg.
Remove deprecated `ActiveRecord::Generators::ActiveModel#update_attributes` in
    favor of `ActiveRecord::Generators::ActiveModel#update`
Merge pull request #11272 from vipulnsward/generator_update

Remove deprecated `ActiveRecord::Generators::ActiveModel#update_attribute`
Remove deprecated `DateTime.local_offset`
Remove deprecated `Module#local_constant_names` 

in favor of `Module#local_constants`
Remove deprecated `String#encoding_aware?` 

core extensions (`core_ext/string/encoding`).
Merge pull request #11273 from arunagw/deprecation-removed

Deprecation removed
Fixed test broken by local_constant_names 

depreciation removed
keep a cache of the reader methods so we can reuse them
move the reader method cache in to the read module
keep a cache of writer methods
Merge pull request #11276 from arunagw/build-fix

Fixed test broken by local_constant_names