be more specific about csrf token and ajax - not whitelisted outside of jquery-rails [ci skip]
Fix breakage in XmlMini

- Boolean parsing breaks on non strings (i.e. integer 1|0)
- Symbol parsing breaks on non strings.
- BigDecimal parsing breaks due to missing require.
- Update changelog.
Fixed typo [ci skip]

singular is more suited to
change to "check out"
e-mail => email, and subject/verb agreement
add punctuation
Remove duplicate configuration option for ActiveSupport [ci skip]

Fixes rails/rails#13732
psql implementation of #index_name_exists?
`requies` => `requires`
`easiy` => `easy`
`framwork` => `framework`
Remove old comments about suppressing warnings.
Do not discard query parameters on requests that use wrap_parameters
Fixes issue with parsing whitespace content back from database - fixes #13907
Merge pull request #12769 from birkirb/master

Boolean parser blows up on a Fixnum.

Conflicts:
	activesupport/CHANGELOG.md
Merge pull request #13912 from mauricio/bug-13907

Fixes issue with parsing whitespace content back from database - fixes #13907
Merge pull request #13863 from joshjordan/jsj-dont-throw-out-get-params

Do not discard query parameters on requests that use wrap_parameters

Conflicts:
	actionpack/CHANGELOG.md
Merge pull request #13688 from jbaudanza/psql-index-exists

PostgreSQL implementation of SchemaStatements#index_name_exists?

Conflicts:
	activerecord/CHANGELOG.md
Make arel methods private API

Since its conception arel was made to be private API of Active Record.
If users want to use arel features directly we should provide a way
using the Active Record API without exposing the arel implementation.
Remove warnings for already defined methods