diff -r fce7972a0078 -r a0f15cb8c730 pom.xml
--- a/pom.xml	Fri Jul 25 21:20:27 2014 +0200
+++ b/pom.xml	Fri Apr 22 05:56:47 2016 +0200
@@ -83,5 +83,14 @@
               </configuration>
           </plugin>
       </plugins>
+      <pluginManagement>
+          <plugins>
+              <plugin>
+                  <groupId>org.apache.maven.plugins</groupId>
+                  <artifactId>maven-compiler-plugin</artifactId>
+                  <version>2.5.1</version>
+              </plugin>
+          </plugins>
+      </pluginManagement>
   </build>
 </project>