Configure badges in readme

Author: pfbrowning

README.md

@@ -4,6 +4,11 @@
 
 # ng-loading-indicator - A simple, customizable, CSS-based loading indicator for Angular 6
 
+[![Build Status](https://travis-ci.org/pfbrowning/ng-loading-indicator.svg?branch=master)](https://travis-ci.org/pfbrowning/ng-loading-indicator)
+[![Coverage Status](https://coveralls.io/repos/github/pfbrowning/ng-loading-indicator/badge.svg?branch=master)](https://coveralls.io/github/pfbrowning/ng-loading-indicator?branch=master)
+[![dependency Status](https://david-dm.org/pfbrowning/ng-loading-indicator.svg?path=projects%2Fng-loading-indicator)](https://david-dm.org/pfbrowning/ng-loading-indicator?path=projects%2Fng-loading-indicator)
+[![devDependency Status](https://david-dm.org/pfbrowning/ng-loading-indicator/dev-status.svg?path=projects%2Fng-loading-indicator&branch=master)](https://david-dm.org/pfbrowning/ng-loading-indicator?path=projects%2Fng-loading-indicator#info=devDependencies)
+
 This project was generated with [Angular CLI](https://github.com/angular/angular-cli) version 6.2.3.
 
 ## Peer Dependencies