Enable herokuization.

This presentation might be useful to other people. Let's put it on
heroku.
Add cruel dictator comment.
Remove heroku gem
Add bluecloth gem
Fix the tmux file; add css
Fix 'server-side' for display purposes
Presentation almost done.
Hopefully almost done.
Add a title to the pie slide.
Add a better commit message description.
02_slide.md: Specify the full git bisect command, not just 'bisect'
Rename one/ to intro/
Rename two/ to malcontents/
Rename three/ to canon/
Rename four/ to rebase/
Add a README.md file for github
Add github endpoint to install directions
Remove the example-launcher. It's only relevant to me.