Update README

Author: madhead

README.adoc

@@ -9,6 +9,8 @@ Official Telegram bot of Java Professionals BY community.
 * Warns users when they mention Kotlin
 * Allows users to pin messages
 * Allows users to create polls with reply buttons (just like https://t.me/like[`@like`] bot)
+* Converts some currencies to EUR and USD
+* Posts scheduled messages from this repo's `posts` branch
 
 So, it just brings some fun and interactivity in our chat.