Consolidating null providers and making them fully configurable and integrated with the ConfigProvider to allow arbitrary topologies.

Change-Id: I899e27a9771af4013a3ce6da7f683a4927ffb438
diff --git a/web/api/src/main/webapp/WEB-INF/web.xml b/web/api/src/main/webapp/WEB-INF/web.xml
index 82ad21e..e018c6f 100644
--- a/web/api/src/main/webapp/WEB-INF/web.xml
+++ b/web/api/src/main/webapp/WEB-INF/web.xml
@@ -72,7 +72,7 @@
                 org.onosproject.rest.IntentsWebResource,
                 org.onosproject.rest.FlowsWebResource,
                 org.onosproject.rest.TopologyWebResource,
-                org.onosproject.rest.ConfigResource,
+                org.onosproject.rest.ConfigWebResource,
                 org.onosproject.rest.PathsWebResource
             </param-value>
         </init-param>