more detailed instructions for getting started

Author: williamgrimes

README.md

@@ -14,7 +14,7 @@ If you are familiar with git version control and have git installed then you can
 
 Otherwise navigate to the following webpage:
 
-	https://github.com/williamgrimes/python_in_a_notebook.git
+	(https://github.com/williamgrimes/python_in_a_notebook.git)
 
 And select `Clone or download`, the download the zip file and extract.