update README.md

README.md

@@ -12,14 +12,14 @@ observing other elements attribute changes.
 > is used, which is currently supported only by the latest Google Chrome
 > Browser.
 
-## Installation
+## Installation and usage
 
 The HTMLCustomElements were built with a flexible, modular usage in
 mind.  For that, each class is provided as a single ES6 module. Because
 until now there is no browser supporting es6 modules natively, we
 suggest the following two usage scenarios.
 
-## Standalone installation
+### Standalone installation
 
 You can download one of the releases which can be found in the gitlab repository.
 These are precompiled versions of the whole project.
@@ -51,7 +51,7 @@ window.customElements.define('my-element', MyElement);
 The disadvantage of this way is, that the builds contain the whole
 project and not only the parts you really need.
 
-## Installation in other projects
+### Installation in other projects
 
 For easy usage the HTMLCustomElements project is designed as an npm
 package. Until now is it not registered in the official node package
@@ -88,30 +88,6 @@ class MyElement extends HTMLCustomElement {
 // register your element
 window.customElements.define('my-element', MyElement);
 ```
-
-## Usage
-
-
-
-``` javascript
-// import class via es6 module syntax
-import {HTMLCustomElement} from 'path/to/this/class'
-
-// instead of extending the `HTMLElement` interface
-// use the `HTMLCustomElement` class
-class MyElement extends HTMLCustomElement {
-    constructor() {
-        super(); //instantiate parent class
-        // your code
-    }
-    
-    // other methods
-}
-
-// register your element
-window.customElements.define('my-element', MyElement);
-```
-
 To view the results you have to bundle your javascript once again with
 an aviable tool like [rollup](http://rollupjs.org),
 [webpack](https://webpack.github.io/) or something like that.