strbuf: add strbuf_tolower function

diff --git a/t/lib-pack.sh b/t/lib-pack.sh
index b96e1254dd36821b4a390726c7aefb5286c243f3..75098465716512a3373e64d51a5cdf848e9f1101 100644 (file)
--- a/t/lib-pack.sh
+++ b/t/lib-pack.sh
@@ -1,5 +1,3 @@
-#!/bin/sh
-#
 # Support routines for hand-crafting weird or malicious packs.
 #
 # You can make a complete pack like: