Update README

README.md

@@ -5,14 +5,19 @@
 
 A PHP library to create Swiss QR Bill payment parts, a new standard which will replace the existing inpayment slips starting on June 30, 2020.
 
-For official information see
-* https://www.paymentstandards.ch/en/home/roadmap/payment-slips.html
-* https://www.six-group.com/interbank-clearing/en/home/standardization/payment-slips.html
+Please note that the current state of the library only creates the qr code, but not yet full payment parts. This will be a next step of development.
+
+[You are welcome to contribute.](https://github.com/sprain/php-swiss-qr-bill/issues)
 
-**This is work in progress. [You are welcome to contribute.](https://github.com/sprain/php-swiss-qr-bill/issues)**
 
 ![Image of Swiss QR Bill example](doc/example-payment-part.png)
 
+## Official docs
+
+For official information see
+* https://www.paymentstandards.ch/en/home/roadmap/payment-slips.html
+* https://www.six-group.com/interbank-clearing/en/home/standardization/payment-slips.html
+
 
 ## Installation