Four new sensors: Option create / update (core) / update (other) / delete
Improvement: login audit view gets a filter (to filter to IP addresses that once/never had a successful login attempt), show percentage of successful logins, show percentage of existing usernames used in login attempts
Improvement: for failed login attempts that tried to login into an existing username, show the user account in the Event log list view, too
Improvement: In diagnosis view, add event log stats (e.g. top five event types)
Fixing issues when WADA table collation is different from core (user / usermeta) table
Fix: password resets (through frontend/user) are recorded
