Vendor dependencies

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vendor/crossterm/examples/README.md

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+![Lines of Code][s7] [![MIT][s2]][l2] [![Join us on Discord][s5]][l5]
+
+# Crossterm Examples
+
+The examples are compatible with the latest release.  
+
+## Structure
+
+```
+├── examples
+│   └── interactive-test
+│   └── event-*
+│   └── stderr
+```
+| File Name                   | Description                    | Topics                                    |
+|:----------------------------|:-------------------------------|:------------------------------------------|
+| `examples/interactive-test` | interactive, walk through, demo | cursor, style, event                      |
+| `event-*`                   | event reading demos            | (async) event reading                     |
+| `stderr`                    | crossterm over stderr demo     | raw mode, alternate screen, custom output |
+| `is_tty`                    | Is this instance a tty ?       | tty                                       |
+
+## Run examples
+
+```bash
+$ cargo run --example [file name]
+```
+
+To run the interactive-demo go into the folder `examples/interactive-demo` and run `cargo run`.
+
+## License
+
+This project is licensed under the MIT License - see the [LICENSE.md](LICENSE) file for details.
+
+[s2]: https://img.shields.io/badge/license-MIT-blue.svg
+[l2]: LICENSE
+
+[s5]: https://img.shields.io/discord/560857607196377088.svg?logo=discord
+[l5]: https://discord.gg/K4nyTDB
+
+[s7]: https://travis-ci.org/crossterm-rs/examples.svg?branch=master