Updated code to remove obsolete call on recent version of json library.

Updated upload_image example to use PATH instead of DIRECTORY_NAME or similar.
Removed unused local variables.

draft/library/server/wsf_js_widget/examples/demo/progress/increasing_progresssource.e

@@ -18,7 +18,7 @@ feature {NONE} -- Initialization
 
 	control: detachable WSF_PROGRESS_CONTROL
 
-	make ()
+	make
 		do
 		end