Makefile: allow licensing under GPL

p12 · p12 · commit 0c5eb178429d · 2012-06-20T13:56:49.000+03:00
Otherwise nobody can use this file at all
diff --git a/Makefile b/Makefile
@@ -1,3 +1,20 @@
+#   Copyright (C) 2011, 2012  p12 <tir5c3@yahoo.co.uk>
+#
+#   This file is part of cppreference-doc
+#
+#   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 3 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/.
+
 SHELL := /bin/bash
 
 #Common prefixes
