2. Channel-binding for authenticators is now supported under OpenSSL.
Previously it was GnuTLS-only.
+ 3. A msg:defer event.
+
+ 4. Client-side support in the gsasl authenticator. Tested against the plaintext
+ driver for PLAIN; only against itself for SCRAM-SHA-1 and SCRAM-SHA-1-PLUS
+ methods.
+
Version 4.93
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