Starter commit
Add .rspec file
First commit
Fix syntax error in library_spec.rb

Removed extraneous `?` marks from `be_a` in the specs. If this was an intentional error, it was too subtle to be very effective and proved to be a large source of confusion.
Update Gemfile ruby version to 2.0.0
rspec version bump
Fix ruby version and debugger gem
add intialize method for book class
Add status to initialize class
Fix status check for book class
Add check_out method to book class
Add return false for book already checked out
add check in to book class
Add initialize to borrower class
Add initialize method to Library class
Add add book method to library class
add check out book to library class
link borrower to book
disable checking out the same book twice
add check in book method to library class