Add ngx-konami (PatrickJS#301)

Author: lauthieb

README.md

@@ -466,6 +466,7 @@ Http is available as an injectable class, with methods to perform http requests.
 * [ng-katex](https://github.com/garciparedes/ng-katex) Angular module to write beautiful math expressions with TeX syntax boosted by KaTeX library
 * [ng-fullcalendar](https://github.com/Jamaks/ng-fullcalendar) Jquery fullcalendar module for Angular
 * [angular-bootstrap-md](https://mdbootstrap.com/angular/) Material Design for Bootstrap 4 (Angular)
+* [ngx-konami](https://github.com/lauthieb/ngx-konami) - Simple directive to add easter eggs in Angular 2+ applications
 
 #### Site Templates
 * [NG-Dashboard](https://github.com/YagoLopez/ng-dashboard) - Dashboard for Angular 4+. UI Components based on [Material Light](https://github.com/YagoLopez/material-light?ref=awesome-angular). Chart Component based on [MetricsGraficsJS](https://www.metricsgraphicsjs.org). Map Directive based on [LeafletJS](http://leafletjs.com). [DEMO ONLINE](http://yagolopez.js.org/ng-dashboard/dist/)