docs(readme): update angular version

README.md

@@ -1,12 +1,12 @@
 [![Build Status](https://travis-ci.org/akveo/ngx-admin.svg?branch=master)](https://travis-ci.org/akveo/ngx-admin)
 [![Join the chat at https://gitter.im/ng2-admin/Lobby](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ng2-admin/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Dependency Status](https://david-dm.org/akveo/ngx-admin/status.svg)](https://david-dm.org/akveo/ng2-admin)
-# Admin template based on Angular 4+, Bootstrap 4 and <a href="https://github.com/akveo/nebular">Nebular</a>
+# Admin template based on Angular 5+, Bootstrap 4 and <a href="https://github.com/akveo/nebular">Nebular</a>
 <a target="_blank" href="http://akveo.com/ngx-admin/"><img src="https://i.imgur.com/XoJtfvK.gif"/></a>
 
 ### What's included:
 
-- Angular 4+ & Typescript
+- Angular 5+ & Typescript
 - Bootstrap 4+ & SCSS
 - Responsive layout
 - High resolution
@@ -15,6 +15,7 @@
 - Lots of awesome features:
   - Buttons
   - Modals
+  - Popovers
   - Icons
   - Typography
   - Animated searches