Add back fantasy pipeline activity as a 'bonus'

Author: pansapiens

04-01-PipelineOverview.Rmd

@@ -44,8 +44,8 @@ Don't start your own run right now ! I'll work through a demo - you can try your
 
 ###  {-}
 
-<!--
-### Pipeline activity
+
+### Optional: Pipeline activity
 
 #### **Challenge:** Create your own fantasy RNA-seq processing pipeline {- .challenge}
 
@@ -57,4 +57,3 @@ Compose a set of tools in an order that might make an RNA-seq pipeline.
 ####  {-}
 
 <iframe src="files/fantasy-rnaseq-pipeline-builder.html" width="660" height="750" frameborder="0" scrolling="no"></iframe>
--->