Update README (#135)

* Update README

Co-authored-by: Cas <[email protected]>

Author: ckcr4lyf

README.md

@@ -39,7 +39,7 @@ npm install bencode
 ## Usage
 
 ```javascript
-var bencode = require( 'bencode' )
+import bencode from 'bencode'
 ```
 
 You can also use node-bencode with browserify to be able to use it in a lot of modern browsers.