Add sample output to class 3 exercise 1
Merge pull request #3 from ryansobol/master

Add sample output to class 3 exercise 1
Add another style guide to class 2
Add style guide for class 3
Merge pull request #4 from ryansobol/master

Improve style guide
Merge branch 'master' of https://github.com/codefellows/sea-c17-ruby
submission of exercises 1 - 4