Update README.md (#458)

Added Roadmap

README.md

@@ -6,6 +6,12 @@
 The aim of this project is to write a fully featured nyaa replacement in golang
 that anyone will be able to deploy locally or remotely.
 
+## [Roadmap](https://trello.com/b/gMJBwoRq/nyaa-pantsu-cat-roadmap)
+The Roadmap will give you an overview of the features and tasks that the project are currently discussing, working on and have completed.
+If you are looking for a feature that is not listed just make a GitHub Issue and it will get added to the trello board.
+
+You can view the public trello board [here](https://trello.com/b/gMJBwoRq/nyaa-pantsu-cat-roadmap) or click on the "Roadmap".
+
 # Requirements
 * Golang