2021-02-09 Prevent listing the complete file if version tag missing (#637)(softins) 2021-02-12 Add PREFERRED_CHAIN 2021-02-15 ADD ftp explicit SSL with curl for upload the challenge (CoolMischa) 2021-02-18 Add FULL_CHAIN_INCLUDE_ROOT 2021-03-25 Fix DNS challenge completion check if CNAMEs on different NS are used (sideeffect42)(2.35)