Add Leading and Managing (sindresorhus#1001)

Author: Lauri Apple

readme.md

@@ -434,6 +434,7 @@
 - [Open Companies](https://github.com/opencompany/awesome-open-company)
 - [Places to Post Your Startup](https://github.com/mmccaff/PlacesToPostYourStartup)
 - [OKR Methodology](https://github.com/domenicosolazzo/awesome-okr) - Goal setting & communication best practices.
+- [Leading and Managing](https://github.com/LappleApple/awesome-leading-and-managing) - Leading people and being a manager in a technology company/environment.
 - [Indie](https://github.com/mezod/awesome-indie) - Independent developer businesses.