Add NG40 Test Result Plots as Documentation Page

Change-Id: Ia066f81be7001d9e7cc2b9b339398c09273a55aa
diff --git a/index.rst b/index.rst
index e1da1d3..8506ab4 100644
--- a/index.rst
+++ b/index.rst
@@ -14,3 +14,4 @@
    :glob:
 
    readme
+   ng40_test_results