Exercises Ruby Fabrizio day (1..2) missing 3rd day
Merge branch 'master' of https://github.com/unofficial-7-languages-book-club/seven-languages-in-seven-weeks

* 'master' of https://github.com/unofficial-7-languages-book-club/seven-languages-in-seven-weeks:
  Completed Ruby:Day 1 and started Ruby:Day 2. Added name to CONTRIBUTORS.
  using more syntactic sugar
  Added Ruby exercise 1.6