Release version 2.2.2

CHANGELOG.md

 # Changelog
 
+## 2.2.2
+This release fixes a security vulnerability caused by the CORS implementation.
+Origins allowed for CORS can now be set in the configuration via
+`security.cors.origins`. (Reported by Rainer Rillke at Wikimedia)
+
+Additional changes:
+* Libraries have been upgraded to fix potential bugs
+
 ## 2.1.2
 This release fixes a security vulnerability caused by the CORS implementation.
 Support for cross-origin requests has been removed. Use ARSnova version 2.2 or

pom.xml

@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.thm.arsnova</groupId>
 	<artifactId>arsnova-backend</artifactId>
-	<version>2.2.2-SNAPSHOT</version>
+	<version>2.2.2</version>
 	<packaging>war</packaging>
 
 	<properties>