Actually update the Chunky version and put the version into a maven property.

Author: leMaik

pom.xml

@@ -6,7 +6,7 @@
 
   <groupId>de.lemaik.chunkymap</groupId>
   <artifactId>ChunkyMap</artifactId>
-  <version>2.5.1</version>
+  <version>2.5.2</version>
 
   <licenses>
     <license>
@@ -19,6 +19,7 @@
     <jdk.version>1.8</jdk.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+    <chunky.version>2.3.0-30-g82f6ab17</chunky.version>
   </properties>
 
   <repositories>
@@ -54,7 +55,7 @@
     <dependency>
       <groupId>se.llbit</groupId>
       <artifactId>chunky-core</artifactId>
-      <version>2.3.0-18-g94f81238</version>
+      <version>${chunky.version}</version>
     </dependency>
     <dependency>
       <!-- dependency of chunky -->
@@ -135,11 +136,11 @@
             <id>install-chunky</id>
             <phase>clean</phase>
             <configuration>
-              <file>${basedir}/vendor/chunky/build/chunky-core-2.3.0-30-g82f6ab17.jar</file>
+              <file>${basedir}/vendor/chunky/build/chunky-core-${chunky.version}.jar</file>
               <repositoryLayout>default</repositoryLayout>
               <groupId>se.llbit</groupId>
               <artifactId>chunky-core</artifactId>
-              <version>2.3.0-30-g82f6ab17</version>
+              <version>${chunky.version}</version>
               <packaging>jar</packaging>
               <generatePom>true</generatePom>
             </configuration>