Webservice requests are any that refer to filename "search.pz2". Arguments
are GET-style parameters. Argument 'command' is required and specifies
command. Any request not recognized as a webservice request as described,
-are forwarded to the HTTP server specified in option -p.
+are forwarded to the HTTP server specified in configuration. This way, the webserver
+can host the user interface (itself dynamic or static HTML), and AJAX-style
+calls can be used from JS to interact with the search logic.
Commands: