Added save_to_file as helper to get attachments for testing assets.
Added save_to_file as helper to get attachments for testing assets.

monotek/zammad,monotek/zammad,zammad/zammad,zammad/zammad,zammad/zammad,monotek/zammad,zammad/zammad,monotek/zammad,monotek/zammad,zammad/zammad,zammad/zammad,monotek/zammad