bandwidth 0.2.0

A library for representing bandwidth speed in a variety of units, mimicking the `core::time::Duration` struct.
Documentation
# CONTRIBUTING

We'd be glad for you to contribute to our source code and to make this project better!

Feel free to submit a pull request or an issue, but make sure to use the templates.

It is **required to follow** the **`Language Style`** rules.

## Language Style

Files of different languages should be checked locally according to the following conventions.

Commits should be made after all checks pass or with additional clarifications.

### Rust

Run `cargo fmt`(rustfmt) to format the code.

Run `cargo clippy` to lint the code.

Follow the official [naming convention](https://rust-lang.github.io/api-guidelines/naming.html).