Changed signatures of directory listing returning methods to

SortedMap where appropriate.  Fixed embarassing accumulation of
broken javadocs.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3258 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/avm/HistoryLink.java

@@ -43,7 +43,7 @@ interface HistoryLink
     
     /**
      * Get the descendent part of this.
-     * @return 
+     * @return The descendent of this link.
      */
     public AVMNode getDescendent();
 }