invoker plugin 1.8

git-svn-id: https://svn.apache.org/repos/asf/maven/ant-tasks/trunk@1438741 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 53ae30f..60756a0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -325,7 +325,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>1.7</version>
+            <version>1.8</version>
             <configuration>
               <projectsDirectory>src/it</projectsDirectory>
               <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>