[maven-scm] copy for tag maven-indexer-4.0.0

git-svn-id: https://svn.apache.org/repos/asf/maven/indexer/tags/maven-indexer-4.0.0@1057793 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 539cf4b..73fa88c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -170,7 +170,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>2.6.1</version>
+        <version>2.7</version>
         <configuration>
           <overview>/src/main/java/overview-summary.html</overview>
         </configuration>