remove nebel

Author: pwright

README.md

@@ -4,4 +4,4 @@ This repo contains a collection of python-based tools to make life easier for wr
 * **atree**	takes filename as an argument and outputs the list files that filename includes
 * **fixes**	changes module subheadings from `[discrete]==` to `.`
 * **git-export** fixes spacing issues
-* **nebel** general purpose utility for creating and maintaining modular content - see the [README](./nebel/README.adoc) for details
+