Update the gentle.config file though the hostname was not modified.
Thus changes to the database connection (database provider, password, ...) on the TV Server are copied to the client everytime the MP Configuration is changed.
Fix bug on import settings from older mp versions (thx Sebastii)
Merge remote-tracking branch 'remotes/upstream/BUG-4432-Exception_when_importing_TV_settings_exported_from_older_version' into 1.4.0Fork_SEB_New_Master
Merge remote-tracking branch 'remotes/upstream/BUG-4433-Configuration_updates_gentle.config_only_if_hostname_has_changed' into 1.4.0Fork_SEB_New_Master
Remove Always update hostname.