Stable Release 2.22

2020-03-30 Fix error message find_dns_utils from older version of "command"
2020-03-30 Fix problems if domain name isn't in lowercase (2.22)

Stable Release 2.21

2020-02-22 Change sign_string to use openssl asn1parse (better fix for #424)
2020-02-23 Add dig to config check for systems without drill (ubuntu)
2020-03-11 Use dig +trace to find primary name server and improve dig parsing of CNAME
2020-03-12 Fix bug with DNS validation and multiple domains (#524)
2020-03-24 Find primary ns using all dns utils (dig, host, nslookup)
2020-03-23 Fix staging server URL in domain template

Stable Release 2.20

2020-02-13 Fix bug with copying to all locations when creating RSA and ECDSA certs

Stable Release 2.19

Fix for #504 "Registration key already in use" seen on ACMEv1

Stable Release 2.18

2020-02-12 Fix for DUAL_RSA_ECDSA not working with ACMEv2 (#334, #474, #502)
2020-02-12 Fix #424 - Sporadic "error in EC signing couldn't get R from ..." (2.18)

Stable Release 2.17

Lots of bug fixes and support for non-gawk versions of awk

2020-01-22 #475 and #483 Fix grep regex for >9 subdomains in json_get
2020-01-24 Add support for CloudDNS
2020-01-24 allow file transfer using WebDAV over HTTPS
2020-01-26 Use urlbase64_decode() instead of base64 -d
2020-01-26 Fix "already verified" error for ACMEv2
2020-01-29 Check awk new enough to support json_awk
2020-02-05 Fix epoch_date for busybox
2020-02-06 Bugfixes for json_awk and nslookup to support old awk versions (2.17)

Stable Release 2.16

Fixes for problem renewing ACMEv1 certificates

Stable Release 2.14

2019-11-23 support ACMEv2

Stable release 2.13

2019-10-07 update DNS checks to allow use of CNAMEs (2.13)

Stable release 2.12

2019-10-02 issue #425 Case insensitive processing of agreement url because of HTTP/2 (2.12)