README.md in killbill-catalog-ruby-plugin-0.1.0 vs README.md in killbill-catalog-ruby-plugin-0.2.0

@@ -2,5 +2,30 @@
 ============================
 
 Plugin to highlight the use of the CatalogPluginApi from a ruby plugin.
 
 Release builds are available on [Maven Central](http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.kill-bill.billing.plugin.ruby%22%20AND%20a%3A%22killbill-catalog-ruby-plugin%22) with coordinates `org.kill-bill.billing.plugin.ruby:killbill-catalog-ruby-plugin`.
+
+Kill Bill compatibility
+-----------------------
+
+| Plugin version | Kill Bill version |
+| -------------: | ----------------: |
+| 0.1.y          | 0.16.z            |
+| 0.2.y          | 0.18.z            |
+
+Usage
+-----
+
+You can verify Kill Bill can load up the demo Gold plan by creating a subscription:
+
+```
+curl -v
+     -u admin:password
+     -H "X-Killbill-ApiKey: bob"
+     -H "X-Killbill-ApiSecret: lazar"
+     -H "Content-Type: application/json"
+     -H "X-Killbill-CreatedBy: demo"
+     -X POST
+     --data-binary '{"accountId":"486a9a5f-b896-40c0-845a-a8c042992a32","productName":"Gold","productCategory":"BASE","billingPeriod":"MONTHLY","priceList":"DEFAULT"}'
+     "http://127.0.0.1:8080/1.0/kb/subscriptions"
+```