Add license and copyright notice to disk_creator

diff --git a/disk_creator.sh b/disk_creator.sh
index 4ee7b5f7b1c1ff60094fb9a88c26c32d7eff47db..8173f17778918efaf8426c6ca3bd25f7db1c14f1 100755 (executable)
--- a/disk_creator.sh
+++ b/disk_creator.sh
@@ -1,4 +1,20 @@
 #!/bin/bash
+# Copyright 2019 Maximilian Friedersdorff
+#
+# This file is part of 'disk_creator.sh'
+#
+# 'disk_creator.sh' is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Foobar is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Foobar.  If not, see <https://www.gnu.org/licenses/>.
 
 usage() {
        echo "Usage:"