Add a note about the continuation line feature; someone pointed
	out that it isn't mentioned anywhere except the CHANGES file.

Submitted by:	Michael Long <mlong@questgate.net>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82604 13f79535-47bb-0310-9956-ffa450edef68