1 files changed, 1 insertions, 0 deletions
diff --git a/clean_files b/clean_files
index 9b4408c..60c5e7e 100755
--- a/clean_files
+++ b/clean_files
@@ -1,5 +1,6 @@
 #!/usr/bin/perl
 # remove backup files
+# $Id$
 
 use strict;
 use warnings;