Update readme.md

Author: lablnet

readme.md

@@ -73,3 +73,21 @@ require '../vendor/autoload.php';
 
 $encryption = new Encryption('your-key','openssl');
 ```
+
+## Contributions  
+There is still a lot of work to do, so feel free to contribute to open `PR`  
+  
+## License  
+MIT  
+  
+## Support  
+Donate coffee?  
+here is the bitcoin address  
+[![Balance](https://img.balancebadge.io/btc/37x6PA4qtPu2fQnYdW5U7jztYhbchASpBV.svg)](https://img.balancebadge.io/btc/37x6PA4qtPu2fQnYdW5U7jztYhbchASpBV.svg)
+
+   ```37x6PA4qtPu2fQnYdW5U7jztYhbchASpBV```  
+  
+Thanks you so much.
+
+## Disclaimer
+**I don't Accept any responsibility for any illegal usage**