Puts the question data in a separate javascript file.
Changes the input manager to treat [enter] keys as 'submit answer' button presses.
Adds a range input that controls how often ? tiles appear as well as a way of describing the range values qualitatively.
Allows for multiple correct answers. Makes answer checking more lenient by only considering alphanumeric characters.
Enables users to select from multiple question sets.
Properly updates the qualitative frequency description upon refresh.
Merge branch 'develop'