Add license headers to code files

imports/NeoChat/Page/AccountsPage.qml

@@ -1,7 +1,7 @@
 /**
- * SPDX-FileCopyrightText: Tobias Fella <fella@posteo.de>
+ * SPDX-FileCopyrightText: 2020 Tobias Fella <fella@posteo.de>
  *
- * SPDX-LicenseIdentifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+ * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 import QtQuick 2.14

imports/NeoChat/Page/JoinRoomPage.qml

@@ -2,7 +2,7 @@
  * SPDX-FileCopyrightText: 2019 Black Hat <bhat@encom.eu.org>
  * SPDX-FileCopyrightText: 2020 Carl Schwan <carl@carlschwan.eu>
  *
- * SPDX-LicenseIdentifier: GPL-3.0-only
+ * SPDX-License-Identifier: GPL-3.0-only
  */
 import QtQuick 2.12
 import QtQuick.Controls 2.12

imports/NeoChat/Page/LoadingPage.qml

@@ -1,3 +1,8 @@
+/**
+ * SPDX-FileCopyrightText: 2020 Carl Schwan <carl@carlschwan.eu>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 import org.kde.kirigami 2.12 as Kirigami
 import QtQuick.Controls 2.12 as QQC2
 

imports/NeoChat/Page/LoginPage.qml

@@ -2,7 +2,7 @@
  * SPDX-FileCopyrightText: 2019 Black Hat <bhat@encom.eu.org>
  * SPDX-FileCopyrightText: 2020 Carl Schwan <carl@carlschwan.eu>
  *
- * SPDX-LicenseIdentifier: GPL-3.0-or-later
+ * SPDX-License-Identifier: GPL-3.0-only
  */
 import QtQuick 2.12
 import QtQuick.Controls 2.12 as QQC2

imports/NeoChat/Page/RoomListPage.qml

@@ -2,7 +2,7 @@
  * SPDX-FileCopyrightText: 2019 Black Hat <bhat@encom.eu.org>
  * SPDX-FileCopyrightText: 2020 Carl Schwan <carl@carlschwan.eu>
  *
- * SPDX-LicenseIdentifier: GPL-3.0-only
+ * SPDX-License-Identifier: GPL-3.0-only
  */
 import QtQuick 2.12
 import QtQuick.Controls 2.12 as QQC2

imports/NeoChat/Page/RoomPage.qml

@@ -1,3 +1,9 @@
+/**
+ * SPDX-FileCopyrightText: 2018-2020 Black Hat <bhat@encom.eu.org>
+ * SPDX-FileCopyrightText: 2020 Carl Schwan <carl@carlschwan.eu>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
 import QtQuick 2.12
 import QtQuick.Controls 2.12 as QQC2
 import QtQuick.Layouts 1.12