Installed Jasmine and created new PersonSpec.js
Finished test on basic info and set up functions
Fixed framework for functions in test
fullName passed
weightInStone passed
addFriend passed
removeFriend passed
Fixed removeFriend to remove based on fullName
greetPeople passed
Verified that greetPeople works

* Works with passing people
* Works with passing nothing(defaults to greeting friends)
* Throws error if no friends and no people passed