My great spelling

Signed-off-by: Itai Koren <itkoren@gmail.com>
Add Solution to the exercise

Signed-off-by: Itai Koren <itkoren@gmail.com>
Add missing functionality to the solution

query google

Signed-off-by: Itai Koren <itkoren@gmail.com>
Merge branch 'solution' of github.com:itkoren/Lets-Node-ex-4 into solution