Merge pull request #1494 from sstevens2/iss1455

moved shell extra lesson reference

Author: bkmgit

index.md

@@ -21,11 +21,6 @@ shell. If you have stored files on a computer at all and recognize
 the word "file" and either "directory" or "folder" (two common words
 for the same thing), you're ready for this lesson.
 
-If you're already comfortable manipulating files and directories,
-searching for files with `grep` and `find`, and writing simple loops
-and scripts, you probably want to explore the next lesson:
-[shell-extras](https://carpentries-incubator.github.io/shell-extras/).
-
 
 ::::::::::::::::::::::::::::::::::::::::::::::::::
 

learners/resources.md

@@ -0,0 +1,10 @@
+---
+title: Additional Resources
+---
+
+
+
+To learn more about the Unix shell you may want to explore the 
+[shell-extras](https://carpentries-incubator.github.io/shell-extras/) lesson in the Carpentries Incubator.
+
+