introduce stat file route

src/python/dm/ds_web_service/service/fileRouteDescriptor.py

@@ -28,6 +28,15 @@ class FileRouteDescriptor:
                 'method' : ['POST']
             },
 
+            # Stat file
+            {
+                'name' : 'statFile',
+                'path' : '%s/files/statFile' % contextRoot,
+                'controller' : fileSessionController,
+                'action' : 'statFile',
+                'method' : ['POST']
+            },
+
         ]
        
         return routes