Update car.rb to include a type.

Since not all of us are ballers we need to be able to support having a little bit cheaper tastes.
Update Car#drive to print out type.

We want to know what kind of car that we drive.
Update car.rb with options hash.

This is related to PR #2 after discussion with Lee.
Merge pull request #2 from johnbellone/master

Fix Issue #1 and add a type to initializer.