Cache control to control where cache can be saved, if at all, such as proxies, the storage, etc.
Maps from encoding scheme (e.g. "gzip") to file extension.
Maximum cache age to report to the client (zero by default)
General options +//// additional option
Called just before headers and data are sent. Allows headers to be customized, or other custom processing to be performed.
Prefix of the request path to strip before looking up files
Configuration options for the static file server.