Added

• Add HttpServer::{bind, listen}_auto_h2c() methods behind new http2 crate feature.
• Add HttpServer::{bind, listen}_rustls_021() methods for Rustls v0.21 support behind new rustls-0_21 crate feature.
• Add Resource::{get, post, etc...} methods for more concisely adding routes that don't need additional guards.
• Add web::Payload::to_bytes[_limited]() helper methods.
• Add missing constructors on HttpResponse for several status codes.
• Add http::header::ContentLength typed header.
• Implement Default for web::Data.
• Implement serde::Deserialize for web::Data.
• Add rustls-0_20 crate feature, which the existing rustls feature now aliases.

Changed

• Handler functions can now receive up to 16 extractor parameters.
• The Compress middleware no longer compresses image or video content.
• Hide sensitive header values in HttpRequest's Debug output.
• Minimum supported Rust version (MSRV) is now 1.68 due to transitive time dependency.