remove log where lead crash when update FTS
bug fix: quit from mac dock when active.

1. fix issue when quit from mac dock.
2. wait syncing thread quit before app quit.
bug fix: tiny fix when update bizuser may lead crash issue.
Change version number to 2.0.56
update build
bug fix: create document from unclassified group folder
i18n update for tranditional chinese
remove useless sources.
update editor

please refer to wizeditor project for detailed info.