fix bug in iperf update and improve logging
diff --git a/web/ons-demo/RELEASE_NOTES.txt b/web/ons-demo/RELEASE_NOTES.txt
index 3616d22..19d5e58 100644
--- a/web/ons-demo/RELEASE_NOTES.txt
+++ b/web/ons-demo/RELEASE_NOTES.txt
@@ -1,3 +1,7 @@
+** April 12, 2013 **
+- fixed bug in iperf fetch
+- improved iperf logging
+
 ** April 11, 2013 **
 - Use timestamps for iperf display
 This elimates spurious gaps when server responds slowly. However, gaps still appear if the server drops buffers entirely