Update policy gui documentation

Update policy gui documentation
-------------------------------------------------------------

Change-Id: Iba54a77ef8dfa8a1ceb02f9839e956c58b500768
Issue-Id: POLICY-335
Signed-off-by: Saryu Shah <ss3917@att.com>
diff --git a/docs/platform/policygui.rst b/docs/platform/policygui.rst
index 7990d6b..52c13ca 100644
--- a/docs/platform/policygui.rst
+++ b/docs/platform/policygui.rst
@@ -37,11 +37,14 @@
 •	Export and Import Policies
 •	Search for Policies 
 
+.. image:: PolicyGUI_Editor.png
+
+|
 
 Scope
 -----
 
-This is the POLICY Editor landing page.  Existing Scopes and their associated policies are displayed.  The diagram below show the functionality available on the screen and also how to add and manage Scopes.
+A Scope must exist before a policy can be created.  The figure below shows how to add and manage Scopes.
 
 .. image:: PolicyGUI_Editor_Scope.png