Remove GPS from Group Translations
Last translations with email subjects for notification mails
Notification Mails

- Working subject rendering
- Working toFields for message events
LoginToViewRefererExceptions

Do not show LoginToView-PopUps for users coming from specified referers.

- Adds a new way to add exceptions for specific referers to the LoginToView functionality
- See CurrikiCode/LoginToViewRefererExceptions for a list of excluded
  referers