code: protected Object add(Object list, Collection collection)
      {
          Iterator i=collection.iterator();
          while(i.hasNext())
              list=LazyList.add(list,i.next());
          return list;
      }
docs: Add the contents of a Collection to a LazyList
  @param list The list to add to or null if none yet created.
  @param collection The Collection whose contents should be added.
  @return The lazylist created or added to.
  @deprecated Use addCollection