Update the list of recent changes to include these naming and labeling changes

Author: moreaut

site/recent-changes.md

@@ -5,3 +5,4 @@ This page track recent changes to the operator, especially ones that introduce b
 | Date | Introduces Backwards Incompatibilities | Change |
 | --- | --- | --- |
 | March 20, 2018 | yes | See [Name Changes](name-changes.md).  Several of files and input parameters have been renamed.  This affects how operators an domains are created.  It also changes generated Kubernetes artifacts, therefore customers must recreate their operators and domains.
+| April 4, 2018 | yes | See [Name Changes](name-changes.md).  Many kubernetes artifact names and labels have changed. Because of this, customers must recreate their operators and domains.