Update README

Author: ralphkb

README.md

@@ -39,6 +39,7 @@ This is a ticket bot that aims to provide a free and open source solution for ma
 - Modal Questions: Gather necessary information before opening a ticket.
 - Configuration to customize many of the messages and options.
 - Option to configure support roles per ticket category.
+- Option to require one or more roles to create a ticket per ticket category.
 - Option to ping support roles on ticket creation per ticket category.
 - Working Hours feature with an option to specify the timezone and block ticket creation outside the working hours.
 - Option to configure the amount of max opened tickets at one time.
@@ -67,6 +68,7 @@ This is a ticket bot that aims to provide a free and open source solution for ma
     - Pin tickets in a category
     - Add a custom slowmode to a ticket
     - Transfer ticket ownership to another user
+    - Add a priority to a ticket
 - Useful statistics such as:
     - Total Tickets
     - Total Open Tickets