We have just released 0.4.2 of the Let's Encrypt client. This version
mainly just resolves problems encountered when compiling letsencrypt
against the new OpenSSL release. Additionally, a patch fixing problems
of using letsencrypt renew with configuration files from private beta
has been added.
A full list of changes can be found at:
https://github.com/letsencrypt/letsencrypt/issues?q=is%3Aissue+milestone%3A0.4.2