Added SCOOP support for WSF.

WSF_SERVICE is deeply changed, and addition of WSF_EXECUTION.
Todo: code cleaning, removing useless things.

library/server/ewsgi/src/implementation/wgi_request_from_table.e

@@ -57,7 +57,7 @@ feature -- EWSGI access
 
 	wgi_implementation: STRING = "Eiffel Web Framework 0.1"
 
-	wgi_connector: detachable WGI_CONNECTOR
+	wgi_connector: detachable separate WGI_CONNECTOR
 
 feature -- Access: CGI meta parameters
 

library/server/ewsgi/src/wgi_execution.e

@@ -0,0 +1,54 @@
+note
+	description: "Summary description for {WGI_EXECUTION}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	WGI_EXECUTION
+
+--create
+--	make
+
+feature {NONE} -- Initialization
+
+	make (req: WGI_REQUEST; res: WGI_RESPONSE)
+		do
+			request := req
+			response := res
+		end
+
+feature {NONE} -- Access
+
+	request: WGI_REQUEST
+
+	response: WGI_RESPONSE
+
+feature -- Execution
+
+	execute
+			-- Execute the request based on `request' and `response'.
+		deferred
+		ensure
+			status_is_set: response.status_is_set
+		end
+
+feature -- Cleaning
+
+	clean
+			-- Clean request data.
+		do
+		end
+
+
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
+	source: "[
+			Eiffel Software
+			5949 Hollister Ave., Goleta, CA 93117 USA
+			Telephone 805-685-1006, Fax 805-685-6869
+			Website http://www.eiffel.com
+			Customer support http://support.eiffel.com
+		]"
+end