Feedback helpful

[edemattos]

When feedback is displayed to the user in case of an incorrect answer, there should be an option to indicate whether or not the feedback has been helpful.

A boolean has been created in semantics which the content author can select to declare whether or not it should be displayed, and can be passed around with semantics.feedbackHelpful.

The thumbs up/down from the suggestion popup can be recycled. New behavior for each button can be defined with an .onclick() method within toggleYN(), similar to what is being done for the suggestion popup.