cargo audit

Audit Cargo.lock for crates with security vulnerabilities.

This implements an idea originally proposed in this (closed) RFC:

https://github.com/rust-lang/rfcs/pull/1752

License

Licensed under either of:

• Apache License, Version 2.0 (LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or https://opensource.org/licenses/MIT)

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you shall be dual licensed as above, without any additional terms or conditions.