----------------
- Feature: Remove password from storage if jabber server returns not-authorized
in order to try to create the user again as this error comes up when the
password is still present but the jabber server doesn't have the user anymore
[ichim-david]
- Feature: Log response from the jabber server when trying to bind client and
it fails
[ichim-david]
- Bugfix: Could not get portrait data for users with custom profile pictures.
[jcbrand]
- Feature: Add a new control panel option to update all user's vCards.
[jcbrand]
- Bugfix: When pre-binding, fetch admin user's password from IXMPPSettings.
[jcbrand]