//! clap
//!
//!   - **Date:** Feburary 14, 2017
//!   - **Subject:** A Command-Line Argument Parser.
//!   - [**Audio**][mp3]
//!
//! [mp3]: https://www.podtrac.com/pts/redirect.mp3/cdn.newrustacean.com/file/newrustacean/cysk_2.mp3
//!
//! <audio style="width: 100%" title="clap" controls preload=metadata src="https://www.podtrac.com/pts/redirect.mp3/cdn.newrustacean.com/file/newrustacean/cysk_2.mp3"></audio>
//!
//! Links
//! -----
//!
//! - [crates.io]
//! - [docs.rs]
//! - [GitHub]
//! - [videos]
//! - [book]
//! - YAML:
//!     + example from clap
//!         * [YAML][clap-yaml]
//!         * [associated Rust implementation][clap-rs]
//!     + example from [lightning-rs]:
//!         * [YAML][lx-yaml]
//!         * [associated Rust implementation][lx-rs]
//!
//! [crates.io]: https://crates.io/crates/clap
//! [docs.rs]: https://docs.rs/clap/2.20.3/clap/
//! [GitHub]: https://github.com/kbknapp/clap-rs
//! [videos]: https://www.youtube.com/playlist?list=PLza5oFLQGTl2Z5T8g1pRkIynR3E0_pc7U
//! [book]: https://book.clap.rs
//! [clap-yaml]: https://github.com/kbknapp/clap-rs/blob/master/examples/17_yaml.yml
//! [clap-rs]: https://github.com/kbknapp/clap-rs/blob/master/examples/17_yaml.rs
//! [lx-yaml]: https://github.com/chriskrycho/lightning-rs/blob/a1fcd0af2435c5f2fd4d7c4ef3a5a88f89bdd9f5/src/cli.yml
//! [lx-rs]: https://github.com/chriskrycho/lightning-rs/blob/a1fcd0af2435c5f2fd4d7c4ef3a5a88f89bdd9f5/src/cli.rs
//! [lightning-rs]: https://github.com/chriskrycho/lightning-rs
//!
//! Sponsors
//! --------
//!
//!   - Aleksey Pirogov
//!   - Andreas Fischer
//!   - Andrew Thompson
//!   - Austin LeSure
//!   - Ben Whitley
//!   - [Charlie Egan]
//!   - [Chris Palmer]
//!   - [Christopher Giffard]
//!   - [Daniel Collin]
//!   - [Derek Morr]
//!   - [Jakub "Limeth" Hlusička]
//!   - Jordan Henderson
//!   - [Jupp Müller]
//!   - Keith Gray
//!   - Lachlan Collins
//!   - Luca Schmid
//!   - Matt Rudder
//!   - Matthew Piziak
//!   - [Max Jacobson]
//!   - Micael Bergeron
//!   - Ovidiu Curcan
//!   - [Pascal Hertleif]
//!   - Peter Tillemans
//!   - Philipp Keller
//!   - Ralph Giles ("rillian")
//!   - Raph Levien
//!   - reddraggone9
//!   - Steven Murawski
//!   - [Stuart Hinson]
//!   - Tyler Harper
//!   - Vesa Kaihlavirta
//!   - Vlad Bezden
//!   - [William Roe]
//!   - Zaki
//!
//! [Charlie Egan]: https://charlieegan3.com
//! [Chris Palmer]: http://red-oxide.org/
//! [Christopher Giffard]: http://blog.cgiffard.com
//! [Daniel Collin]: https://twitter.com/daniel_collin
//! [Derek Morr]: https://twitter.com/derekmorr
//! [Jakub "Limeth" Hlusička]: https://github.com/Limeth
//! [Jupp Müller]: https://de.linkedin.com/in/juppm
//! [Max Jacobson]: https://twitter.com/maxjacobson
//! [Pascal Hertleif]: https://pascalhertleif.de/
//! [Philipp Keller]: https://twitter.com/hansapla
//! [Stuart Hinson]: http://stuarth.github.io/
//! [William Roe]: http://willroe.me
//!
//! (Thanks to the couple people donating who opted out of the reward tier, as
//! well. You know who you are!)
//!
//! ### Become a sponsor
//!
//!   - <a href="https://www.patreon.com/newrustacean" rel="payment">Patreon</a>
//!   - [Venmo](https://venmo.com/chriskrycho)
//!   - [Dwolla](https://www.dwolla.com/hub/chriskrycho)
//!   - [Cash.me](https://cash.me/$chriskrycho)
//!   - [Flattr](https://flattr.com/profile/chriskrycho)
//!   - [PayPal.me](https://paypal.me/chriskrycho)
//!
//!
//! Contact
//! -------
//!
//!   - New Rustacean:
//!     + Twitter: [@newrustacean](https://www.twitter.com/newrustacean)
//!     + Email: [hello@newrustacean.com](mailto:hello@newrustacean.com)
//!   - Chris Krycho
//!     + GitHub: [chriskrycho](https://github.com/chriskrycho)
//!     + Twitter: [@chriskrycho](https://www.twitter.com/chriskrycho)