save an unmodified copy of the question xml for the benefit of the hints mechanism
save an unmodified copy of the question xml for the benefit of the hints mechanism
text input regex is beginning to sit up and bark
add hints removal in 'setup_response()' in the super type
make all the subtypes call parent's 'setup_response()'
no message
add '.hint_button' to match .check, .show, .save, and .reset buttons in SCSS
connect the hint_button click event to the hint_button handler
build the hint_button click handler
continue establishing the links
add show_hint_button and next_hint_index to context
link up the hint_button ajax handler (almost working)
wholesale checkin just before a course correction for program hints (gonna keep them all local)