Update README.md

Quinten · web-flow · commit 88c2dc9b79ab · 2019-11-11T11:28:55.000+01:00
diff --git a/.github/README.md b/.github/README.md
@@ -27,6 +27,8 @@
     </a>
 </p>
 
+## Development temporarily on hold
+
 #### [TL;DR? Test Prequel here!](https://prequel.protoqol.xyz/prequel)
 
 #### What is Prequel exactly?  
