vapor/validation

<p align="center"> <img src="https://user-images.githubusercontent.com/1342803/36580387-fe32b6ea-1835-11e8-8c47-9001d011ec71.png" height="64" alt="Validation"> <br> <br> <a href="https://docs.vapor.codes/3.0/validation/getting-started/"> <img src="http://img.shields.io/badge/read_the-docs-2196f3.svg" alt="Documentation"> </a> <a href="https://discord.gg/vapor"> <img src="https://img.shields.io/discord/431917998102675485.svg" alt="Team Chat"> </a> <a href="LICENSE"> <img src="http://img.shields.io/badge/license-MIT-brightgreen.svg" alt="MIT License"> </a> <a href="https://circleci.com/gh/vapor/validation"> <img src="https://circleci.com/gh/vapor/validation.svg?style=shield" alt="Continuous Integration"> </a> <a href="https://swift.org"> <img src="http://img.shields.io/badge/swift-4.1-brightgreen.svg" alt="Swift 4.1"> </a> </p>