mod_cache: cache_storage.c. Add the hostname and any request
args to the key generated for caching. This provides a unique
key for each virtual host and for each request with unique
args. [Paul J. Reder, args code provided by Kris Verbeeck]


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@96773 13f79535-47bb-0310-9956-ffa450edef68