1.3.5
-----

* Retry on "badNonce" error
* Retry on "processing" status
* Allow port numbers in API URLs
* Remove HTTP support since RFC 8555 mandates HTTPS

1.3.4
-----

* Use strvisx instead of manual filtering of dangerous characters
* Unify duplicate code for RSA and EC key generation
* Minor code cleanup
* Remove sigpipe handler (no idea why)
* Show URI from Location header when run with -v
* Print account URI on first creation of an account key

1.3.3
-----

* Fix compilation on FreeBSD

1.3.2
-----

* Newlines inside `alternative names' are now allowed
* Encode SANs before printing
* Fix few memory leaks
* Minor correctness fixes
* Code clean up and simplifications

1.3.1
-----

* Change supported libressl version to 3.5
* Only warn on PEM_write_ECPrivateKey() failure instead of everytime
  ec_create_key() is called
* Plug leak in ec_key_create()
* Check that the challenge token which is turned into a filename is base64url
  encoded

1.3.0
-----

Complete re-port fixing multiple bugs in the process. All users are recommended
to upgrade.
