Implemented signed OpenID token with default algorithm RSA256.

Change-Id: I5bd5bed5c556e550244e06299bc7e54f53226401
diff --git a/core/pom.xml b/core/pom.xml
index 91bb414..de109cc 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.ids_mannheim.korap</groupId>
 	<artifactId>Kustvakt-core</artifactId>
-	<version>0.60.3</version>
+	<version>0.60.4</version>
 
 	<properties>
 		<java.version>1.8</java.version>