Implement user settings page and global default settings page
Adminpanel to add/modify/remove events
feature requests genauer spezifizieren
use spam header to tag ticket as 'probably spam'
show user who authored changes in ticket history
disable buttens in ticket view until they would actually do something
enforce setting state to open after first actual interaction
ability to watch raw received mail in the frontend
save timestamp on item creation and update
item show timestamp on creation and update
abilitiy to activate email notifications for users