Merge branch '4.4' into 5.0

* 4.4: (26 commits)
  [HttpClient] NativeHttpClient should not send >1.1 protocol version
  [HttpClient] fix support for non-blocking resource streams
  [Mailer] Make sure you can pass custom headers to Mailgun
  [Mailer] Remove line breaks in email attachment content
  Update links to documentation
  [Validator] Add the missing translations for the Arabic (ar) locale
  ensure to expect no validation for the right reasons
  [Security-Guard] fixed 35203 missing name tag in param docblock
  [HttpClient] fix casting responses to PHP streams
  [PhpUnitBridge] Add test case for @expectedDeprecation annotation
  [PhpUnitBridge][SymfonyTestsListenerTrait] Remove $testsWithWarnings stack
  [Mailer] Fix addresses management in Sendgrid API payload
  [Mailer][MailchimpBridge] Fix missing attachments when sending via Mandrill API
  [Mailer][MailchimpBridge] Fix incorrect sender address when sender has name
  [HttpClient] fix capturing SSL certificates with NativeHttpClient
  Update year in license files
  [TwigBridge][Form] Added missing help messages in form themes
  Update year in license files
  Update year in license files
  fix version when "anonymous: lazy" was introduced
  ...

Author: nicolas-grekas

CHANGELOG.md

@@ -20,6 +20,7 @@ CHANGELOG
 4.4.0
 -----
 
+ * Added `anonymous: lazy` mode to firewalls to make them (not) start the session as late as possible
  * Added `migrate_from` option to encoders configuration.
  * Added new `argon2id` encoder, undeprecated the `bcrypt` and `argon2i` ones (using `auto` is still recommended by default.)
  * Deprecated the usage of "query_string" without a "search_dn" and a "search_password" config key in Ldap factories.
@@ -28,7 +29,6 @@ CHANGELOG
 4.3.0
 -----
 
- * Added `anonymous: lazy` mode to firewalls to make them (not) start the session as late as possible
  * Added new encoder types: `auto` (recommended), `native` and `sodium`
  * The normalization of the cookie names configured in the `logout.delete_cookies`
    option is deprecated and will be disabled in Symfony 5.0. This affects to cookies

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2004-2019 Fabien Potencier
+Copyright (c) 2004-2020 Fabien Potencier
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal