Added more files, mainly beginning of filesystem sources implementation.

src/tree.c

@@ -1,18 +0,0 @@
-/*
- * Copyright (c) 2007 Vreixo Formoso
- * 
- * This file is part of the libisofs project; you can redistribute it and/or 
- * modify it under the terms of the GNU General Public License version 2 as 
- * published by the Free Software Foundation. See COPYING file for details.
- */
-
-#include "tree.h"
-#include "libisofs.h"
-
-
-/**
- * Increments the reference counting of the given node.
- */
-void iso_node_ref(IsoTreeNode *node) {
-	node->refcount++;
-}