Started on quizzy testing.
setupElements -> createQuizInterface
Implemented createInput

Creates the number of inputs of the supplied type and returns them as an
array.
If 0 returns an empty array.
Added questions to test.
Testing input creation
Fixed creatInput to use questions as default.
Updated to lastest version
Changed createInput to take a count or array.
Renamed questions => testQuestions.
Fixed a missing bracket issue.
Testing the new createInput method.
Finished up updateQuizInterface
Fixed null error.
Added constants and question wrapper.
Questions are now wrapped in question object.

Added userChoice to question object.