syncrepo: Add license

Signed-off-by: Florian Pritz <bluewind@xinu.at>

roles/syncrepo/files/syncrepo

 #!/bin/bash
+#
+########
+#
+# Copyright © 2014-2019 Florian Pritz <bluewind@xinu.at>
+#
+# This program 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 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
+#
+########
+#
 
 # NOTE: This script is a copy of the syncrepo-template.sh script in the same
 # directory.  It is a copy instead of being a template because the template is

roles/syncrepo/files/syncrepo-template.sh

 #!/bin/bash
-
+#
+########
+#
+# Copyright © 2014-2019 Florian Pritz <bluewind@xinu.at>
+#
+# This program 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 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
+#
+########
+#
 # This is a simple mirroring script. To save bandwidth it first checks a
 # timestamp via HTTP and only runs rsync when the timestamp differs from the
 # local copy. As of 2016, a single rsync run without changes transfers roughly