Merge 1082189 from trunk:

* modules/ssl/ssl_engine_kernel.c (ssl_hook_ReadReq): Compare SNI
  hostname against Host header case-insensitively.

PR: 49491
Submitted by: Mayank Agrawal <magrawal.08 gmail.com>
Reviewed by: rpluem, trawick, covener


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1515565 13f79535-47bb-0310-9956-ffa450edef68