refs #61,#26 Add state machine handler for state 5 (show results).  From
here, we will get the message for reset.
Merge branch 'dev' of github.com:SMILEConsortium/node-smile-server into dev
refs #26 Add new route for handling delete /smile/questionview/:id.json
and implement with new method in Question.js called deleteQuestion(idx).
Needs testing.
refs #14,#26 Add the image display to Student Web UI when you upload an
image.  Also, make sure we only deal with jpegs.
refs #14,#26 Get pic url display working and proper submission.  Could
do this probably easily with jquery, but want to try to stick with
Knockout.js because it reduces the amount of debugging I have to do with
jquery
refs #59,#26 Add reset functionality to SMILE Student web UI so that
after a reset it clears the start make questions data model.