Merge of...

Merge of 1742260,1742359,1742444,1742445,1742446,1742447,1742460,1743335,1743517,1743788 from trunk:

mod_http2/mod_proxy_http2 update with latest changes from trunk to 1.5.4.
Update of CMake and Netware makefiles.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1743815 13f79535-47bb-0310-9956-ffa450edef68