increase version number to 2.4.0

Author: pmbittner

pom.xml

@@ -7,7 +7,7 @@
     <groupId>org.variantsync</groupId>
     <artifactId>diffdetective</artifactId>
     <!-- The DiffDetective version, needs to be the first version tag in this file. -->
-    <version>2.3.0</version>
+    <version>2.4.0</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>