Better formatting

Author: aetter

docs/upgrade/1-13-0.md

@@ -7,6 +7,14 @@ nav_order: 2
 
 # Upgrade to 1.13.0
 
-- Open Distro for Elasticsearch 1.13.0 renames most plugins. For the latest plugin names, see [Standalone Elasticsearch plugin install](../../install/plugins/) and [Standalone Kibana plugin install](../../kibana/plugins/).
+Open Distro for Elasticsearch 1.13.0 includes two breaking changes from 1.12.0.
 
-- Index State Management no longer supports the `index.opendistro.index_state_management.policy_id` setting for indices. Instead, add an `ism_template` to the policy. For more information, see [Index State Management](../../ism/).
+
+## Plugin names
+
+Open Distro for Elasticsearch 1.13.0 renames most plugins. For the latest plugin names, see [Standalone Elasticsearch plugin install](../../install/plugins/) and [Standalone Kibana plugin install](../../kibana/plugins/).
+
+
+## ISM policies
+
+Index State Management no longer supports the `index.opendistro.index_state_management.policy_id` setting for indices. Instead, add an `ism_template` to the policy. For more information, see [Index State Management](../../ism/).