* Complete the missing TLS feature.
* Make the `cfg` attributes more clear.
* Format the project issued by command `cargo +nightly fmt`.
* Small changes on cargo file.
* Update CHANGES.md.
* Add documentation for `Tls::get_ssl_acceptor_builder()` and remove unused imports.
* Add the `cfg` macro with required feature on `TLS` tests.
* Update actix-settings/src/settings/tls.rs
Co-authored-by: Rob Ede <robjtede@icloud.com>
* Copy the workflow steps related to OpenSSL for windows from [actix-web workflow](a7375b6876/.github/workflows/ci.yml (L38-L45)).
* ci: install openssl 1.1.1
* Replaced `apply_settings` with `try_apply_settings` for a better error handling.
* Updated the example.
* Add `OpenSSL` error.
* Restrict `OpenSSL` error only for `tls` feature.
* Rename feature `tls` to `openssl`.
* Add doc feature `broken_intra_doc_links` to `get_ssl_acceptor_builder` function.
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Co-authored-by: Rob Ede <robjtede@icloud.com>
