UPDATES: updating mkdocl TOC collapse

doc/deployment_guide/deployment_guide.md

@@ -13,9 +13,9 @@ Virtualization platforms tested are:
 
 - [Physical Server](#111-physical-server)
 - [Oracle Virtual Box](#112-oracle-virtual-box)
-- [VMWare Fusion](#1-1-3-vmware-fusion)
-- [OpenStack'](#1-1-4-openstack)
-- [Vagrant Box](#1-1-5-vagrant-box)
+- [VMWare Fusion](#113-vmware-fusion)
+- [OpenStack'](#114-openstack1-1-4-openstack)
+- [Vagrant Box](#115-vagrant-box)
 
 ## 1.1.1. Physical Server
 This page describes how to configure a physical server for running ETSI TeraFlowSDN(TFS) controller.

mkdocs.yml

@@ -26,7 +26,7 @@ theme:
   toc:
     include: true  
     collapse: true   
-    
+    depth: 2    
   # Don't include MkDocs' JavaScript
   #include_search_page: false
   #search_index_only: true