Merge commit 'd99a2b6d'

* commit 'd99a2b6d':
  avutil/tree: Drop debug messages that clutter the output

Conflicts:
	libavutil/tree.c

Merge for metadata only, a better solution has been commited that allows the
debug output to be turned on and off
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavutil/tree.c

@@ -226,6 +226,7 @@ int main(int argc, char **argv)
             return -1;
         }
         av_log(NULL, AV_LOG_DEBUG, "inserting %4d\n", (int)j);
+
         if (!node)
             node = av_tree_node_alloc();
         av_tree_insert(&root, (void *)(j + 1), cmp, &node);