Downgrade Gemfile to 2.0.0
rspec version bump
Switched debugging gems

Switched to a fork of pry-debugger called pry-byebug. It plays nice with Ruby 2.0.0 where pry-debugger does not.
remove RPS from exercises
add a basic stubbing example
add more starter files and directories since this is now the first intro to building a project
working ex0, with passing tests
working ex1 and ex2, with passing tests
working ex3, with passing tests
working ex4, with passing tests
working ex5, with passing tests
finished exercise, all tests are passing
Puppy breeder rb files added