[DOXIATOOLS-48] don't read parent site.xml if inheritance not expected

git-svn-id: https://svn.apache.org/repos/asf/maven/doxia/doxia-tools/trunk@1604424 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/doxia-integration-tools/pom.xml b/doxia-integration-tools/pom.xml
index 982a861..4172b47 100644
--- a/doxia-integration-tools/pom.xml
+++ b/doxia-integration-tools/pom.xml
@@ -50,8 +50,8 @@
   </issueManagement>
 
   <properties>
-    <doxiaVersion>1.3</doxiaVersion>
-    <doxiaSitetoolsVersion>1.3</doxiaSitetoolsVersion>
+    <doxiaVersion>1.6-SNAPSHOT</doxiaVersion>
+    <doxiaSitetoolsVersion>1.6-SNAPSHOT</doxiaSitetoolsVersion>
     <mavenVersion>2.2.1</mavenVersion>
   </properties>
 
diff --git a/doxia-integration-tools/src/main/java/org/apache/maven/doxia/tools/DefaultSiteTool.java b/doxia-integration-tools/src/main/java/org/apache/maven/doxia/tools/DefaultSiteTool.java
index ca7667d..741e28d 100644
--- a/doxia-integration-tools/src/main/java/org/apache/maven/doxia/tools/DefaultSiteTool.java
+++ b/doxia-integration-tools/src/main/java/org/apache/maven/doxia/tools/DefaultSiteTool.java
@@ -1080,9 +1080,9 @@
             decoration.setLastModified( siteDescriptorLastModified );
         }
 
-        if ( parentProject != null )
+        if ( parentProject != null && decoration.isMergeParent() )
         {
-            getLogger().debug( "Parent project loaded ..." );
+            getLogger().debug( "Loading parent project site descriptor..." );
 
             MavenProject parentParentProject = getParentProject( parentProject, reactorProjects, localRepository );