* Handling prepaids with strings for maxRedeemers
* Add link to TeacherCoursesView from HourOfCodeView
* Show only course instances with classrooms attached in TeacherCoursesView and StudentCoursesView
* Add event tracking to HourOfCodeView
* Add not-logged-in handling to TeacherCoursesView
* Fixed a GET prepaids bug
* Have course instances created for hour of code have hourOfCode property set to true.
Add a teacher survey form for applying for a free trial subscription
for evaluation purposes.
Add an admin trial requests review page, where admins can approve/deny
requests.
Admins can generate a prepaid code, which a user can use to subscribe
for free via the account/subscription page.
The subscription will be identical to the normal monthly subscription
(e.g. 3500 gems per month), except they won’t be charged.
Does not require the recipient to enter billing information.
Can be applied to an existing subscription, which will be converted to
free.
Prepaid code can only be used once.
Prepaid subscription cannot be unsubscribed via the UI.
