Added a Next Workflow on the git section pages

novice/git/00-intro.md

@@ -50,3 +50,5 @@ and because of a hosting site called [GitHub](http://github.com).
 No matter which version control system you use,
 the most important thing to learn is not the details of their more obscure commands,
 but the workflow that they encourage.
+
+[Next Lesson : A Better Kind of Backup](01-backup.html)

novice/git/01-backup.md

@@ -927,3 +927,5 @@ git init     # make the beta sub-directory a Git repository
 
 Why is it a bad idea to do this?
 </div>
+
+[Next Lesson : Collaborating](02-collab.html)

novice/git/02-collab.md

@@ -311,3 +311,5 @@ push those changes to GitHub,
 and then look at the [timestamp](../../gloss.html#timestamp) of the change on GitHub.
 How does GitHub record times, and why?
 </div>
+
+[Next Lesson : Conflicts](03-conflict.html)

novice/git/03-conflict.md

@@ -311,3 +311,5 @@ What does Git do
 when there is a conflict in an image or some other non-textual file
 that is stored in version control?
 </div>
+
+[Next Lesson : Open Science](04-open.html)