Add ability to manage share_types

This patch extends manila.client state to create manila share_types

Change-Id: I1109295152c974378ed775949eb793e320dc8143
Related-Prod: PROD-18221
diff --git a/README.rst b/README.rst
index 5fcede9..e3e4bad 100644
--- a/README.rst
+++ b/README.rst
@@ -92,6 +92,25 @@
               - server2
             glusterfs_volume_pattern: manila-share-volume-d+$
 
+Client usage:
+=============
+
+The `manila.client` state provides ability to manage manila resources.
+
+Manage `share_type`
+
+.. code-block:: yaml
+
+
+    manila:
+      client:
+        enabled: true
+        server:
+          admin_identity:
+            share_type:
+              default:
+                extra_specs:
+                  driver_handles_share_servers: false
 
 More information
 ================