Minor release which ships additional fixes:
- Fixes issue #120 REST API fails when uploading a document
- Issue #114 Worker container use environment variables for DB
- For backup/restore scripts --user argument is optional. Without --user argument backup command will backup all users' documents.
- Extra check (./manage.py check) for IMAP credentials. In case IMAP settings are not correct, ./manage.py check will issue a warning message. Also imap import will complain if IMAP credentials are incorrect. Extra detailed debugging messages for IMAP import.