Add status badge for client libraries (#4235)

- Remove NPM status badge, since the azure "rollup" package is no longer being shipped

README.md

@@ -1,6 +1,9 @@
 # Azure SDK for Node.js
 
-[![NPM version](https://badge.fury.io/js/azure.png)](https://badge.fury.io/js/azure) [![Build Status](https://travis-ci.org/Azure/azure-sdk-for-node.png?branch=master)](https://travis-ci.org/Azure/azure-sdk-for-node)
+| Component | Build Status |
+| --------- | ------ |
+| Management Libraries | [![Build Status](https://travis-ci.org/Azure/azure-sdk-for-node.png?branch=master)](https://travis-ci.org/Azure/azure-sdk-for-node) |
+| Client Libraries | [![Build Status](https://dev.azure.com/azure-sdk/public/_apis/build/status/azure-sdk-for-node.client)](https://dev.azure.com/azure-sdk/public/_build/latest?definitionId=33) |
 
 This project provides Node.js packages that makes it easy to consume and manage Microsoft Azure Services.