Update inlcuded ttvfs

ExternalLibs/ttvfs/VFSDebug.h

@@ -0,0 +1,22 @@
+#ifndef TTVFS_DEBUG_H
+#define TTVFS_DEBUG_H
+
+#include "VFSDefines.h"
+#include <iosfwd>
+
+VFS_NAMESPACE_START
+class Root;
+
+namespace debug {
+
+/** Dump tree structure with debug information to a stream.
+    path specifies the subdir to dump; use "" or NULL to dump the whole tree.
+    Set level to >= 0 to limit the recursion depth.
+    Level < 0 recurses as deep as the tree goes. */
+void dumpTree(Root& root, std::ostream& os, const char *path = NULL, int level = -1);
+
+
+} // end namespace debug
+VFS_NAMESPACE_END
+
+#endif