Review: Add outdated message, fix markdown

doc.zih.tu-dresden.de/docs/archive/unicore_rest_api.md

 # UNICORE access via REST API
 
-**%RED%The UNICORE support has been abandoned and so this way of access
-is no longer available.%ENDCOLOR%**
+!!! warning
 
-Most of the UNICORE features are also available using its REST API.
-
-This API is documented here:
-
-<https://sourceforge.net/p/unicore/wiki/REST_API/>
+    This page is outdated! The UNICORE support has been abandoned and so this way of access is no
+    longer available.
 
-Some useful examples of job submission via REST are available at:
-
-<https://sourceforge.net/p/unicore/wiki/REST_API_Examples/>
-
-The base address for the Taurus system at the ZIH is:
+Most of the UNICORE features are also available using its REST API.
 
-unicore.zih.tu-dresden.de:8080/TAURUS/rest/core
+* This API is documented here:
+    * [https://sourceforge.net/p/unicore/wiki/REST_API/](https://sourceforge.net/p/unicore/wiki/REST_API/)
+* Some useful examples of job submission via REST are available at:
+    * [https://sourceforge.net/p/unicore/wiki/REST_API_Examples/](https://sourceforge.net/p/unicore/wiki/REST_API_Examples/)
+* The base address for the Taurus system at the ZIH is:
+    * *unicore.zih.tu-dresden.de:8080/TAURUS/rest/core*