Complete new course outline

[mcritchlow]

For Samvera workshop, we will run the following outline of "episodes":

• [x] Introduction
• [x] Setup
• [x] Automated Version Control
• [x] Setting Up Git
• [x] ~Creating a Repository~
• [x] Tracking Changes
• [x] Exploring History
• [x] Ignoring Things
• [x] Branching & Merging
• [x] Remotes
• [x] Collaborating
• [x] Tools
• [x] Conflicts

[dunn]

It can just be Remotes, since we don't want to imply that GH is the only place they can push to.

[chrissyrissmeyer]

Hooray, all the episodes are updated!