Added CMS_RESPONSE.request_url (...)

Update a few callers of CMS_RESPONSE.url (...).
Renamed the demo files using "server" instead of "demo".

examples/demo/src/demo_cms_server.e

@@ -10,9 +10,16 @@ class
 
 inherit
 	ROC_CMS_LAUNCHER [DEMO_CMS_EXECUTION]
+		redefine
+			optional_application_name
+		end
 
 create
 	make_and_launch
 
+feature -- Access	
+
+	optional_application_name: STRING_32 = "server"
+
 end