backup-script-wrapper: Use bash

backup-script itself already uses /bin/bash, so we don't loose portability.
And now we can use nice bash features in the future ;-)

diff --git a/bin/backup-script-wrapper b/bin/backup-script-wrapper
index 7da3208657c056b51f6abf27bf7670e6e952d55a..f877a5b912b7c5c882c1ddd50e109717d6c9b840 100755 (executable)
--- a/bin/backup-script-wrapper
+++ b/bin/backup-script-wrapper
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # backup-script system for cloning systems using rsync
 # Copyright (c)2008-2015 Alexander Barton, alex@barton.de