nginx 1.11.0: client sent stream with data before settings were acknowledged while processing HTTP/2 connection

[locojohn]

Sorry, this is version of nginx obtained directly from GIT master branch.  I
believe in the sense of described behaviour, it is essentially the same as
1.10.0.

Posted at Nginx Forum: https://forum.nginx.org/read.php?2,266525,266533#msg-266533