No need for the koans
created additional exercises

each exercise created includes a README with a description
3 exercises added
cash_register, palindrome, sum_of_multiples
Merge pull request #2 from pwillikins/add_exercises

created additional exercises
initial commit for birthday kata
wrote test to take a date and return a matching name.
Can now match a given date and return the expected name.
Made a person class to hold new person information.
BirthdayKata match_birthday method returns array of Person instances when called
Birthday Kata will compare a persons birthday to todays date... and convert a persons birthday string into a formatted date for comparison.
Merge remote-tracking branch 'mark/master'