Javadoc improvements and private variable renaming in the rendition service.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20622 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/rendition/RenditionLocationImpl.java

@@ -20,6 +20,9 @@ package org.alfresco.repo.rendition;
 
 import org.alfresco.service.cmr.repository.NodeRef;
 
+/**
+ * This simple class is a struct containing a rendition node, its parent and its name.
+ */
 public class RenditionLocationImpl implements RenditionLocation
 {
     private final NodeRef parentRef;