Job Quizzes- Put an end to mindless job abusers!

Removed DRM

Added quiz_threshold convar, letting players get some questions wrong before they are allowed to pick a job.

Fixed a critical bug with bans.

Fixed a bug with with ban system.

1. Improved comparability with other addons that rely on the playerCanChangeTeam hook
2. Removed a debug print that gave away answers to questions

1. customCheck is now handled correctly
2. Modified the UI, now has more coloring and padding.

Initial version.