8.2
[HttpClient] add TimeoutExceptionInterface
Merge branch '8.0' into 8.1
Add PR template and auto-close PR on subtree split repositories
Add gitignore file for Symfony 4.3
minor [Contracts] Fix branch name in README.md links
Add parameter type declarations to contracts.
[HttpClient] Document the signature of the closure accepted by the "buffer" option
Update license years (last time)
Fix typo
align the type to the one in the human description
Add generic types to traversable implementations
[HttpClient] Add support for the `max_connect_duration` option