Fix multiproject:site being busted as multiproject:goal doesn't hold onto the projects for processing

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@113625 13f79535-47bb-0310-9956-ffa450edef68

multiproject/plugin.jelly

@@ -36,6 +36,14 @@
     
     <attainGoal name="site" />
     
+    <!-- get all projects for processing -->
+    <maven:reactor
+      basedir="${maven.multiproject.basedir}"
+      includes="${maven.multiproject.includes}"
+      excludes="${maven.multiproject.excludes}"
+      postProcessing="true"
+      ignoreFailures="true"
+    />
     <!-- copy or not? -->
     <j:set var="navType" value="${maven.multiproject.navigation}"/>
     <j:if test="${navType == 'aggregate'}">