Add glossary

Change-Id: Iaa5b7c6e59ef399e64f9e4d55fd4938514e55a07
diff --git a/index.rst b/index.rst
index 0434321..e6b0ada 100644
--- a/index.rst
+++ b/index.rst
@@ -33,6 +33,7 @@
    troubleshooting
    development
    testing
+   glossary
 
 .. toctree::
    :maxdepth: 2