Merge pull request #97 from BitBagCommerce/OP-400

OP-400 - Update functionalities.md

Author: tomkalon

doc/functionalities.md

@@ -4,19 +4,20 @@
 Adyen is a growing payment processing company. This plug-in is an integration with Sylius, it was developed with Adyen Team cooperation to provide the best experience.
 With this plugin, user is able to create new payment method for Adyen payments.
 
+>[Adyen payment methods list](https://www.adyen.com/payment-methods)
+
+- Adding a new payment method to Sylius
 <div align="center">
     <img src="./images/adyen_methods.png"/>
 </div>
 
-After choosing this, user is taken to the configuration form where it is required to fill out all the needed info for Adyen payment to work.
+- After choosing this, user is taken to the configuration form where it is required to fill out all the needed info for Adyen payment to work.
 
 <div align="center">
     <img src="./images/adyen_create.png"/>
 </div>
 
-
-Once the method is established, it is now possible to use it in the checkout. 
-
+- Once the method is established, it is now possible to use it in the checkout. 
 
 <div align="center">
     <img src="./choose-payment.png"/>