- Add support for using the data within other applications (email clients for example).
- Do a detailed check that CardDAV support between the other popular address book client is
working and no data loss or data duplication occurs.
+- Check when changing servers when updating account settings:
+ - If the server being switched to is empty, ask if the contacts stored locally should be uploaded.
+ - If the server being switched to isn't empty, ask if the server contents should be kept, the local
+ - contents should be kept or merge the contacts.