- Move code out of Roster module
- Simplify code
- Preferences: Add new setting which makes Gajim show the status change dialog on all status changes

- Remove source when timeout is stopped
- Adapt StatusChange dialog

- Move publish code to Interface module

Rename the variable for less confusion

Also fix some layout issues

Adding/Removing presets is now in the status change dialog available

It’s complicated, error prone and people will shoot themself in the foot

Because the current error dialog lets us only show one error, the only allowed tls error where a connect is still possible is EXPIRED.

For UNKNOWN_CA there is still the possibility to mark the certificate as trusted, so it’s not considered a tls error on next connect.

Fixes #10208

Fixes #10192

Fixes #10200