Convert tabs to spaces

Much better
Disable the visible controls
No need for paralax scrolling
Linear style transitions
Use the 'moon' theme
Write the title slide
Add a page title
Introduce local styles
Remove most of the default slides
Make the end slide
Create a conflicting README.md

This should result in some merges required
Merge branch 'gh-pages' of github.com:bdvholmes/git-intro-talk into gh-pages

Conflicts:
	README.md