diff -r 000000000000 -r 6474c204b198 modules/libmar/README
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modules/libmar/README	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,6 @@
+This directory contains code for a simple archive file format, which
+is documented at http://wiki.mozilla.org/Software_Update:MAR
+
+The src directory builds a small static library used to create, read, and
+extract an archive file.  The tool directory builds a command line utility
+around the library.