GH-1876 Clarify license of GroupView

The LGPL code that came from KDE has been removed back in 2014.
It was replaced with a different implementation, made in
a separate repository.

See commits:
a17caba2c9c2aa5960581db01e4b66472a9c019c
b82eb5873e99dce6aec735b08929e3add52e53e7

7 files changed, 90 insertions, 20 deletions

diff --git a/COPYING.md b/COPYING.md
index 9e47c46b..1603a4b1 100644
--- a/COPYING.md
+++ b/COPYING.md
@@ -60,26 +60,6 @@
 	You should have received a copy of the GNU Lesser General Public License
 	along with libnbt++.  If not, see <http://www.gnu.org/licenses/>.
 
-# Group View
-
-	Copyright (C) 2007 Rafael Fernández López <ereslibre@kde.org>
-	Copyright (C) 2007 John Tapsell <tapsell@kde.org>
-
-	This library is free software; you can redistribute it and/or
-	modify it under the terms of the GNU Library General Public
-	License as published by the Free Software Foundation; either
-	version 2 of the License, or (at your option) any later version.
-
-	This library 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
-	Library General Public License for more details.
-
-	You should have received a copy of the GNU Library General Public License
-	along with this library; see the file COPYING.LIB.  If not, write to
-	the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-	Boston, MA 02110-1301, USA.
-
 # rainbow (KGuiAddons)
 
 	Copyright (C) 2007 Matthew Woehlke <mw_triad@users.sourceforge.net>
diff --git a/application/groupview/GroupView.cpp b/application/groupview/GroupView.cpp
index ec5f409a..6178db0b 100644
--- a/application/groupview/GroupView.cpp
+++ b/application/groupview/GroupView.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "GroupView.h"
 
 #include <QPainter>
diff --git a/application/groupview/GroupView.h b/application/groupview/GroupView.h
index 37c37f2f..a3f8a400 100644
--- a/application/groupview/GroupView.h
+++ b/application/groupview/GroupView.h
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <QListView>
diff --git a/application/groupview/GroupedProxyModel.cpp b/application/groupview/GroupedProxyModel.cpp
index 81f0a0c3..e7d4670e 100644
--- a/application/groupview/GroupedProxyModel.cpp
+++ b/application/groupview/GroupedProxyModel.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "GroupedProxyModel.h"
 
 #include "GroupView.h"
diff --git a/application/groupview/GroupedProxyModel.h b/application/groupview/GroupedProxyModel.h
index 12edee0f..dc39346f 100644
--- a/application/groupview/GroupedProxyModel.h
+++ b/application/groupview/GroupedProxyModel.h
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <QSortFilterProxyModel>
diff --git a/application/groupview/VisualGroup.cpp b/application/groupview/VisualGroup.cpp
index 235ca023..e6f23af0 100644
--- a/application/groupview/VisualGroup.cpp
+++ b/application/groupview/VisualGroup.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "VisualGroup.h"
 
 #include <QModelIndex>
diff --git a/application/groupview/VisualGroup.h b/application/groupview/VisualGroup.h
index d8d1f145..940acd7a 100644
--- a/application/groupview/VisualGroup.h
+++ b/application/groupview/VisualGroup.h
@@ -1,3 +1,18 @@
+/* Copyright 2013-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <QString>