Fixed serialization of regex in VCs

Change-Id: I2d21d3a37a69c37376a174cf16a4bd0a084e9e78
diff --git a/pom.xml b/pom.xml
index d238e66..0e02382 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>de.ids_mannheim.korap</groupId>
 	<artifactId>Koral</artifactId>
-	<version>0.23</version>
+	<version>0.24</version>
 	<packaging>jar</packaging>
 	<name>Koral</name>
 	<url>http://maven.apache.org</url>