the new setup requirements

switch autogen order
dist defs.py.in

use 'muc_message_received' sound if it is enable without checking notify_on_all_muc_messages option. Fixes #2494

cleaning Makefile.in-s in make maintainer-clean
skip noisy message in autogen.sh

reconnect infinitly when autoreconnect option is True. fixes #2411

fix adjust_priority_with_status option: save when we change this option and correctly get autopriority_* values

introduce GajimGeneralException and use that instead of RunTimeError when raising so instances are not created. This is better because python can also raise RunTimeError, which we will catch by accident and we do not want that to happen

unite room and server name resulting in a room jid interface [so it aligns with add new contact]. fixes #2504