Changed lowercase_letter to letter

The refactor was to get rid of lowercase_letter but the code was still using it in the example.
Missing a word

Added "on"
Merge pull request #519 from zachgersh/patch-1

Changed lowercase_letter to letter
Merge pull request #520 from zachgersh/patch-2

Missing a word
I am an idiot, missed removal of downcase variable

Removed in the example.  This should have been in #519 but I missed it.
gSchool - included more information for todays outline
Rooms for Friday 1-on-1s
Nothing open for Thursday afternoon
Passed argument message instead of 'ENCRYPTED'

The message argument is actually what you are looking to pass not the hardcoded 'ENCRYPTED' string that was used in the previous example.
Merge pull request #522 from zachgersh/patch-1

Passed argument message instead of 'ENCRYPTED'
Merge pull request #521 from zachgersh/patch-3

I am an idiot, missed removal of downcase variable
Add rails beginner cheat sheet to OSS suggestions
Experimenting with .htaccess redirect
Merge branch 'master' of github.com:JumpstartLab/curriculum
duh .htaccess needs to be in the root
Different strategy for subdomains
Dependencies how do they work
BS commit for Heroku re-deploy
Stubbed heroku performance page
Revising the copy for Heroku performance workshop