updated version of modifiable variables

Author: ic0ns

pom.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
+    <modelVersion>4.1.0</modelVersion>
     <groupId>de.rub.nds</groupId>
     <artifactId>ModifiableVariable</artifactId>
     <version>3.0.0</version>