Set versions-maven-plugin to 2.15.0 (#1420)

Author: injectives

pom.xml

@@ -625,6 +625,11 @@
           <artifactId>maven-antrun-plugin</artifactId>
           <version>3.1.0</version>
         </plugin>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>versions-maven-plugin</artifactId>
+          <version>2.15.0</version>
+        </plugin>
       </plugins>
     </pluginManagement>