fritzy/SleekXMPP — pull request #284 by mathieui (2014-02-16 13:05:46+00:00)
Title: Fix channel binding in SCRAM

http://tools.ietf.org/html/rfc5802#page-19
It says cbind-data MUST be absent for the "y" and "n" values of gs2-cbind-flag.

This causes authentication failures in SCRAM with ejabberd, leading to the DIGEST-MD5 fallback.