bin/upload: Preserve timestamps.

diff --git a/bin/upload b/bin/upload
index b6b16a5..679a1b9 100755 (executable)
--- a/bin/upload
+++ b/bin/upload
@@ -4,5 +4,5 @@ set -e
 . lib/func.sh
 
 eval "rsync \
-  --recursive --delete-after --delay-updates $publish_opts \
+  -rt --delete-after --delay-updates $publish_opts \
   publish/ $publish_target"