to-do.txt

make it so chovin can pair students with tests
  pair them
make sure student accounts can view the tests assigned to them AND available to take

fix timer not starting at start of exam sometimes
maybe deterministic choice order on seeing prev exam
Amt/Points text-fields not pushing changes
support essay questions (will have to bind next question shortcut to something other than enter)
remove all the prints and console.logs
support multiline choices

localstorage question answers instead
some questions repeat
score said 2 were wrong. only could find 1 wrong
add admin functions like giving someone teacher
double check that > 1 point questions work
add csv download of grades
adjust students grades?
switch saving grades to percentages