Put back antrun execution that was mistakenly removed in r610644.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@611436 13f79535-47bb-0310-9956-ffa450edef68

Author: dennisl

pom.xml

@@ -354,6 +354,24 @@ org.apache.commons.io.output;version=${project.version}
               </execution>
             </executions>
           </plugin>
+          <plugin>
+            <artifactId>maven-antrun-plugin</artifactId>
+            <executions>
+              <execution>
+                <goals>
+                  <goal>run</goal>
+                </goals>
+                <phase>package</phase>
+                <configuration>
+                  <tasks>
+                    <copy todir="${project.build.directory}/site/api-release">
+                      <fileset dir="${project.build.directory}/site/apidocs"/>
+                    </copy>
+                  </tasks>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
           <plugin>
             <artifactId>maven-assembly-plugin</artifactId>
             <executions>