Added outline of setup client
Made createQuiz method take a quiz object. 
This object will be recorded on the server and return a unique id to the
user.
Changed answers to list of Chars
Better to have a list object rather than string, in case future
modifications are needed.
Removed methods for set/get top score list. 
No need to record this info - it's all in the attempts list.
Added class outline along with member fields
Added method outlines
Added outline of test class for QuizImpl
Added interface for an attempt.
This object records info on attempts made at taking a quiz.
Added tests for getQuestions and getAnswers methods
Added class outline, including method stubs and initial user text.
Added getName method
Added test for getName
Added variety of methods to get user input.
The input is for quiz name, questions and answers, and is used to
construct a new quiz.
Added javadoc to methods
Minor corrections
Added javadoc to properly implemented methods
Interface for a callable obj that submits a quiz.
It adds the quiz to the server and returns a integer quiz id
Added outline of setID method
Added outline of setID method
Implemented get and set ID methods