Update Gemfile
first tests passed
second test passed
exercise 2 test passed
exercise 3 passed
exercise 4 passed
exercise 5 passed?
exercise 5 passed
exercise 6 passed
exercise 7 passed
exercise 9 passed
exercise 8 passed
RPS mostly done
all RPS tests and methods completed
edited leap year method
resubmitting rps tests
began RPSPlayer class for terminal play