Reviewed by: Ben Laurie

Changes to core Apache to allow a module to obtain information from the
scoreboard (in file or memory).  Addition of an extra server BUSY state
to distinguish between a "read request" and a "write response".  A
define allows the addition of full instrumentation into the scoreboard


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76408 13f79535-47bb-0310-9956-ffa450edef68