Added 4.5.5 release notes.

Boy Baukema · Boy Baukema · commit be7429056d9c · 2015-10-28T11:29:31.000+01:00
diff --git a/docs/release_notes/4.5.5.md b/docs/release_notes/4.5.5.md
@@ -0,0 +1,5 @@
+# OpenConext EngineBlock v4.5.5 Release Notes #
+
+Bugfix release for push metadata.
+
+* Bugfix for [Tuple (entity_id,type) should be UNIQUE in sso_provider_roles #160](https://github.com/OpenConext/OpenConext-engineblock/issues/160).
