Remove deprecated "sid" parameter in UI events.

Change-Id: Ib39fe563109068e7a97df809e9dd1f9f7506fbc6
diff --git a/web/gui/src/main/webapp/app/README.txt b/web/gui/src/main/webapp/app/README.txt
index d5f94d8..cffc8a1 100644
--- a/web/gui/src/main/webapp/app/README.txt
+++ b/web/gui/src/main/webapp/app/README.txt
@@ -1,6 +1,6 @@
-# Main Application
+# Main ONOS UI Web Application
 
-index.html is the main launch point for the application.
+../index.html is the main launch point for the application.
 
 fw/ contains framework related code