[2.0.0-alpha.1] - 2020-05-23

• Update the time dependency to 0.2.7
• Update actix-connect dependency to 2.0.0-alpha.2
• Make test_server async fn.
• Bump minimum supported Rust version to 1.40
• Replace deprecated net2 crate with socket2
• Update base64 dependency to 0.12
• Update env_logger dependency to 0.7