[PATCH] Add 'description' option

Can help provide a textual description of a job, if it's submitted
to someone for run/review.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/README b/README
index 2d5d499..be32af4 100644
--- a/README
+++ b/README
@@ -80,6 +80,7 @@
 The job file parameters are:
 
 	name=x		Use 'x' as the identifier for this job.
+	description=x	'x' is a text description of the job.
 	directory=x	Use 'x' as the top level directory for storing files
 	filename=x	Force the use of 'x' as the filename for all files
 			in this thread. If not given, fio will make up