Renaming request quote to request demo
Changing create class wording to set up class
Showing different UI if teacher or not
Adding gameplay screenshots to homepage
Update request demo email
Closes#3449
* If logged in => repopulate and lock email (and name if available)
* If logged out => disallow using an email for an existing account and display a validation message + login link
Removing trial subscriptions
Updating trial page copy
Adding special HoC trial
Introducing a new course prepaid property endDate, which won’t be
returned or redeemed after the date.
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.
