Mapgen folder: Update and improve copyright information of files

32 files changed, 81 insertions, 72 deletions

diff --git a/src/mapgen/cavegen.cpp b/src/mapgen/cavegen.cpp
index e66634517..185c39fb0 100644
--- a/src/mapgen/cavegen.cpp
+++ b/src/mapgen/cavegen.cpp
@@ -1,6 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/cavegen.h b/src/mapgen/cavegen.h
index ce146e0cd..f691a4b8f 100644
--- a/src/mapgen/cavegen.h
+++ b/src/mapgen/cavegen.h
@@ -1,6 +1,7 @@
 /*
 Minetest
-Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2010-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/dungeongen.cpp b/src/mapgen/dungeongen.cpp
index fa867b398..9c7abd954 100644
--- a/src/mapgen/dungeongen.cpp
+++ b/src/mapgen/dungeongen.cpp
@@ -1,6 +1,7 @@
 /*
 Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/dungeongen.h b/src/mapgen/dungeongen.h
index 6799db79e..e72516de1 100644
--- a/src/mapgen/dungeongen.h
+++ b/src/mapgen/dungeongen.h
@@ -1,6 +1,7 @@
 /*
 Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen.cpp b/src/mapgen/mapgen.cpp
index ea3204196..d967d428a 100644
--- a/src/mapgen/mapgen.cpp
+++ b/src/mapgen/mapgen.cpp
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen.h b/src/mapgen/mapgen.h
index a54f1236e..e58d4d892 100644
--- a/src/mapgen/mapgen.h
+++ b/src/mapgen/mapgen.h
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_carpathian.cpp b/src/mapgen/mapgen_carpathian.cpp
index 9884ce40b..dd751d9cf 100644
--- a/src/mapgen/mapgen_carpathian.cpp
+++ b/src/mapgen/mapgen_carpathian.cpp
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2016 paramat, Matt Gregory
-Copyright (C) 2010-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2017 vlapsley, Vaughan Lapsley <vlapsley@gmail.com>
+Copyright (C) 2017-2018 vlapsley, Vaughan Lapsley <vlapsley@gmail.com>
+Copyright (C) 2010-2018 paramat
+Copyright (C) 2010-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_carpathian.h b/src/mapgen/mapgen_carpathian.h
index 7dbccde2a..0ca46d18a 100644
--- a/src/mapgen/mapgen_carpathian.h
+++ b/src/mapgen/mapgen_carpathian.h
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2016 paramat, Matt Gregory
-Copyright (C) 2010-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2017 vlapsley, Vaughan Lapsley <vlapsley@gmail.com>
+Copyright (C) 2017-2018 vlapsley, Vaughan Lapsley <vlapsley@gmail.com>
+Copyright (C) 2010-2018 paramat
+Copyright (C) 2010-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_flat.cpp b/src/mapgen/mapgen_flat.cpp
index 57c20d470..32f39fd34 100644
--- a/src/mapgen/mapgen_flat.cpp
+++ b/src/mapgen/mapgen_flat.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2015-2017 paramat
-Copyright (C) 2015-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
+Copyright (C) 2015-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_flat.h b/src/mapgen/mapgen_flat.h
index 635d40625..ad7c149a3 100644
--- a/src/mapgen/mapgen_flat.h
+++ b/src/mapgen/mapgen_flat.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2015-2017 paramat
-Copyright (C) 2015-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
+Copyright (C) 2015-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_fractal.cpp b/src/mapgen/mapgen_fractal.cpp
index b06885826..a6f3ef7b7 100644
--- a/src/mapgen/mapgen_fractal.cpp
+++ b/src/mapgen/mapgen_fractal.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2015-2017 paramat
-Copyright (C) 2015-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
+Copyright (C) 2015-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_fractal.h b/src/mapgen/mapgen_fractal.h
index be4941581..d016029ba 100644
--- a/src/mapgen/mapgen_fractal.h
+++ b/src/mapgen/mapgen_fractal.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2015-2017 paramat
-Copyright (C) 2015-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
+Copyright (C) 2015-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 Fractal formulas from http://www.bugman123.com/Hypercomplex/index.html
 by Paul Nylander, and from http://www.fractalforums.com, thank you.
diff --git a/src/mapgen/mapgen_singlenode.cpp b/src/mapgen/mapgen_singlenode.cpp
index ee8746b83..d837ee208 100644
--- a/src/mapgen/mapgen_singlenode.cpp
+++ b/src/mapgen/mapgen_singlenode.cpp
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2013-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2013-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_singlenode.h b/src/mapgen/mapgen_singlenode.h
index 7678613e5..6f13256f1 100644
--- a/src/mapgen/mapgen_singlenode.h
+++ b/src/mapgen/mapgen_singlenode.h
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2013-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2013-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v5.cpp b/src/mapgen/mapgen_v5.cpp
index 5f5487288..89c65cc20 100644
--- a/src/mapgen/mapgen_v5.cpp
+++ b/src/mapgen/mapgen_v5.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2017 paramat
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v5.h b/src/mapgen/mapgen_v5.h
index 44b0a09e7..e917d7deb 100644
--- a/src/mapgen/mapgen_v5.h
+++ b/src/mapgen/mapgen_v5.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2017 paramat
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v6.cpp b/src/mapgen/mapgen_v6.cpp
index 6dcf834d2..182c87c95 100644
--- a/src/mapgen/mapgen_v6.cpp
+++ b/src/mapgen/mapgen_v6.cpp
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v6.h b/src/mapgen/mapgen_v6.h
index 9c8794217..a7e566816 100644
--- a/src/mapgen/mapgen_v6.h
+++ b/src/mapgen/mapgen_v6.h
@@ -1,8 +1,8 @@
 /*
 Minetest
-Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v7.cpp b/src/mapgen/mapgen_v7.cpp
index 1bf8aab04..57bf4ac06 100644
--- a/src/mapgen/mapgen_v7.cpp
+++ b/src/mapgen/mapgen_v7.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_v7.h b/src/mapgen/mapgen_v7.h
index fe990958f..5c99b8aaa 100644
--- a/src/mapgen/mapgen_v7.h
+++ b/src/mapgen/mapgen_v7.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mapgen_valleys.cpp b/src/mapgen/mapgen_valleys.cpp
index a13bb4582..0a5e014ef 100644
--- a/src/mapgen/mapgen_valleys.cpp
+++ b/src/mapgen/mapgen_valleys.cpp
@@ -1,10 +1,10 @@
 /*
-Minetest Valleys C
-Copyright (C) 2016-2017 Duane Robertson <duane@duanerobertson.com>
-Copyright (C) 2016-2017 paramat
+Minetest
+Copyright (C) 2016-2018 Duane Robertson <duane@duanerobertson.com>
+Copyright (C) 2016-2018 paramat
 
 Based on Valleys Mapgen by Gael de Sailly
- (https://forum.minetest.net/viewtopic.php?f=9&t=11430)
+(https://forum.minetest.net/viewtopic.php?f=9&t=11430)
 and mapgen_v7, mapgen_flat by kwolekr and paramat.
 
 Licensing changed by permission of Gael de Sailly.
diff --git a/src/mapgen/mapgen_valleys.h b/src/mapgen/mapgen_valleys.h
index 7b5eb187d..9d0e3fd19 100644
--- a/src/mapgen/mapgen_valleys.h
+++ b/src/mapgen/mapgen_valleys.h
@@ -1,10 +1,10 @@
 /*
-Minetest Valleys C
-Copyright (C) 2016-2017 Duane Robertson <duane@duanerobertson.com>
-Copyright (C) 2016-2017 paramat
+Minetest
+Copyright (C) 2016-2018 Duane Robertson <duane@duanerobertson.com>
+Copyright (C) 2016-2018 paramat
 
 Based on Valleys Mapgen by Gael de Sailly
- (https://forum.minetest.net/viewtopic.php?f=9&t=11430)
+(https://forum.minetest.net/viewtopic.php?f=9&t=11430)
 and mapgen_v7 by kwolekr and paramat.
 
 Licensing changed by permission of Gael de Sailly.
diff --git a/src/mapgen/mg_biome.cpp b/src/mapgen/mg_biome.cpp
index c3493a3d9..b562084e3 100644
--- a/src/mapgen/mg_biome.cpp
+++ b/src/mapgen/mg_biome.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_biome.h b/src/mapgen/mg_biome.h
index 0f3fd76a9..ac606e935 100644
--- a/src/mapgen/mg_biome.h
+++ b/src/mapgen/mg_biome.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2014-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2014-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_decoration.cpp b/src/mapgen/mg_decoration.cpp
index 5c2b57e02..2491ef2fd 100644
--- a/src/mapgen/mg_decoration.cpp
+++ b/src/mapgen/mg_decoration.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_decoration.h b/src/mapgen/mg_decoration.h
index 1ca632f25..03fec04fd 100644
--- a/src/mapgen/mg_decoration.h
+++ b/src/mapgen/mg_decoration.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_ore.cpp b/src/mapgen/mg_ore.cpp
index 297472420..672af7cdb 100644
--- a/src/mapgen/mg_ore.cpp
+++ b/src/mapgen/mg_ore.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_ore.h b/src/mapgen/mg_ore.h
index 2bbc8c578..30104ee50 100644
--- a/src/mapgen/mg_ore.h
+++ b/src/mapgen/mg_ore.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_schematic.cpp b/src/mapgen/mg_schematic.cpp
index 8874abd42..aa3472699 100644
--- a/src/mapgen/mg_schematic.cpp
+++ b/src/mapgen/mg_schematic.cpp
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/mg_schematic.h b/src/mapgen/mg_schematic.h
index 069b594f1..236656f47 100644
--- a/src/mapgen/mg_schematic.h
+++ b/src/mapgen/mg_schematic.h
@@ -1,7 +1,7 @@
 /*
 Minetest
-Copyright (C) 2014-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2014-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
diff --git a/src/mapgen/treegen.cpp b/src/mapgen/treegen.cpp
index 9e11b1a06..238bebec2 100644
--- a/src/mapgen/treegen.cpp
+++ b/src/mapgen/treegen.cpp
@@ -1,7 +1,9 @@
 /*
 Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>,
-			  2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>,
+Copyright (C) 2012-2018 RealBadAngel, Maciej Kasatkin
+Copyright (C) 2015-2018 paramat
+
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
 the Free Software Foundation; either version 2.1 of the License, or
diff --git a/src/mapgen/treegen.h b/src/mapgen/treegen.h
index 8e5306560..46db910e2 100644
--- a/src/mapgen/treegen.h
+++ b/src/mapgen/treegen.h
@@ -1,7 +1,9 @@
 /*
 Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>,
-			  2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>,
+Copyright (C) 2012-2018 RealBadAngel, Maciej Kasatkin
+Copyright (C) 2015-2018 paramat
+
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
 the Free Software Foundation; either version 2.1 of the License, or