pre merge commit. Add what's been being worked on
Some changes during LAN41. Also add seat group booking system
Add average option to stats page. Unsure what else has been changed... Random stuff between LAN42 & 43
Add css file for stats page
Add charity options when purchasing a ticket
Merge branch 'dev'
Group booking system and what's on bugfix
Add start of announcements, and hopefully all of free ticket claiming
Fix merge conflicts