Add build status, Carthage and license pills

Author: neakor

README.md

@@ -1,5 +1,8 @@
 # Swift Concurrency
-[![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Fuber%2Fswift-concurrency.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2Fuber%2Fswift-concurrency?ref=badge_shield)
+
+[![Build Status](https://travis-ci.com/uber/swift-concurrency.svg?branch=master)](https://travis-ci.com/uber/swift-concurrency?branch=master)
+[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 
 
 ## Contents