Stolen from Atom's contribution guidelines <https://github.com/atom/atom/blob/b4b492a32134c3c92248d020f090480451982140/CONTRIBUTING.md>:
Consider starting the commit message with an applicable emoji:
- 💄: 💄 when improving the format/structure of the code
- 🐎: 🐎 when improving performance (perhaps 🏇)
- 🚱: 🚱 when plugging memory leaks
- 📝: 📝 when writing docs
- 🐧: 🐧 when fixing something on Linux
- 🍎: 🍎 when fixing something on Mac OS
- 🏁: 🏁 when fixing something on Windows
- 🐛: 🐛 when fixing a bug
- 🔥: 🔥 when removing code or files
- 💚: 💚 when fixing the CI build
- ✅: ✅ when adding tests
- 🔒: 🔒 when dealing with security
- ⬆: ⬆️ when upgrading dependencies
- ⬇: ⬇️ when downgrading dependencies