add restricted stats route, view and controller method

Signed-off-by: Graham Ballantyne <grahamb@sfu.ca>
rename foo template to restricted

Signed-off-by: Graham Ballantyne <grahamb@sfu.ca>
add list of courses

Rudimentary – hardcoded for term 1131. Baby steps.

Signed-off-by: Graham Ballantyne <grahamb@sfu.ca>