Improved Readme

README.md

@@ -5,9 +5,12 @@ This node allows you to store configuration information in a central location
 and use it to set global and flow context properties.  Multiple Config nodes
 can store alternate configuration settings and switch between them at run time.
 
-If the Config node is
-Active, the configuration properties will be applied at startup before any
-flows are started.
+If the Config node is Active, the configuration properties will be applied at 
+startup before any flows are started.
+
+If the node receives any message, it will apply it apply the configuration properties 
+contained in that Config node. The received message is discarded. This allows you to 
+have alternate configurations and programatically switch between them as needed.
 
 Pressing the button on the left side of the node will apply the configuration properties
 contained in that Config node.  This allows you to have alternate configurations