Document jenkins view creation, updated some navigation and toc indexes that were rendering strangely

Change-Id: I452d85c246f833dbe15b80e50fed0dce82c5c56f
diff --git a/howto/release/index.rst b/howto/release/index.rst
index e253cb2..e4178cb 100644
--- a/howto/release/index.rst
+++ b/howto/release/index.rst
@@ -1,11 +1,12 @@
 Release
 =======
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    ci-management/index
    components/index
    hierarchy/index
+   voltha-docs/index
 
    voltctl/index
    voltctl/install