kolab_util_calendar_create_http_request: Use CamelKolabIMAPXSettings.
kolab_util_calendar_create_http_request: Use CamelKolabIMAPXSettings.

Extract the CamelKolabIMAPXSettings from the KolabSettingsHandler,
call camel_kolab_imapx_settings_build_url(), set the protocol based
on CamelNetworkSettings security method, apply the given path, done.

GNOME/evolution-kolab,GNOME/evolution-kolab