* Implementing workshop mode
* Fixing a bug in /chals/solves where challenges with 0 solves weren't hidden.
* Spinner errors are now 20vh down instead of 210px down
* Users now use their private team endpoint at /team instead of /team/<id>
* Disallow email-address team names & allow login with team name or email address
* Don't show password reset form if server isn't configured
* Add a message to contact admins instead of submit password reset form
* Add utils.check_email_format()
* Adopting a challenge type layout from deckar01
* Move standard challenge modals into the plugin
* Migration to change challenge type id to a string
* Travis testing now builds with MySQL, SQLite, and Postgres
* Rework get_standings to use the row ID instead of the saved time because of differences in database time precision
