bin/dtas-xdelay in dtas-0.12.1 vs bin/dtas-xdelay in dtas-0.13.0

@@ -1,7 +1,8 @@
 #!/usr/bin/env ruby
-# Copyright (C) 2013-2015 all contributors <[e-mail]>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# Copyright (C) 2013-2016 all contributors <[e-mail]>
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
 USAGE = "Usage: #$0 [-x FREQ] [-l] /dev/fd/LO /dev/fd/HI DELAY [DELAY ...]"
 require 'optparse'
 dryrun = false
 xover = '80'
 delay_lo = []