reorganize readme

Author: ShMcK

README.md

@@ -1,12 +1,11 @@
 # Builder CodeRoad plugin
 
 Create interactive coding tutorials inside of the Atom Editor.
-
-![Builder-CodeRoad](https://coderoad.github.io/images/demos/builder-demo.gif)
-
 - [Setup](https://coderoad.github.io/builder-coderoad.html)
 - [Atom CodeRoad](https://coderoad.github.io/atom-coderoad.html)
 - [How CodeRoad Works](https://coderoad.github.io/overview.html)
 - [Docs](https://coderoad.github.io/tutorial-docs.html)
 - [Tutorials](https://coderoad.github.io/tutorials.html)
 - [Learn more](https://coderoad.github.io).
+
+![Builder-CodeRoad](https://coderoad.github.io/images/demos/builder-demo.gif)