A HTML fix and a documentation fix for ServerSignature directive.

Submitted by: Lars Eilebrecht
Reviewed by: Martin Kraemer, Ralf S. Engelschall


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81065 13f79535-47bb-0310-9956-ffa450edef68