Explain why students should open Sublime Text now
Improve commit message when introducing Git
Everyone's in a VM, so `cd ~` will work
People can check Ruby progress in the Rails course
Rename "Getting Started" step so it's descriptive
Use sentence-casing instead of title-casing
Explain mkdir's name
Use code formatting for commands
All work should be done in the workspace

If it's in Vagrant's home directory (and not in the workspace), it's not visible
to the "main" OS.

Sublime Text won't be able to see it, since it's hidden inside Vagrant.
Show students what to expect from `git init`
Git doesn't keep files, it "doesn't touch" them
Add backticks around `rails server` for formatting
Tell students what the Rails app should look like
Remove extra link to Rails Architecture page.

This read as if people MUST go on to the Rails Architecture page, but it's very
much optional.
Explain what's in the migration file

This explanation is taken word-for-word from the main Railsbridge documentation.
Minor formatting on CRUD with Scaffolding page

Double quotes, capitalization, etc.
We know students are using Rails 4
Capitalize "Rails" when it refers to the framework
Tell people to sign up for Heroku before deploying
Spell out "console" for students