Changed ITERATION_CURSOR [WGI_VALUE] into ITERABLE [WGI_VALUE] for WGI_REQUEST.*parameters* and similar

Applied recent changes on EWF_HEADER

examples/hello_routed_world/src/hello_routed_world.e

@@ -30,6 +30,8 @@ feature {NONE} -- Initialization
 
 	create_router
 		do
+--			(create {EXCEPTIONS}).raise ("ouch")
+			check False end
 			create router.make (5)
 		end
 
@@ -75,10 +77,10 @@ feature -- Execution
 			n: INTEGER
 			i: INTEGER
 		do
-			create h.make
 			l_url := req.script_url ("/home")
 			n := 3
-			h.put_refresh (l_url, 5, 200)
+			create h.make
+			h.put_refresh (l_url, 5)
 			res.set_status_code (200)
 			res.write_headers_string (h.string)
 			from

examples/restbucks/src/restbucks_server.e

@@ -55,7 +55,7 @@ feature -- Execution
 			create h.make
 			l_url := req.script_url ("/home")
 			n := 3
-			h.put_refresh (l_url, 5, 200)
+			h.put_refresh (l_url, 5)
 			res.set_status_code (200)
 			res.write_headers_string (h.string)
 			from