Add copyright header to source code files

Copyright notice as per
https://reuse.software/spec/#format-of-copyright-notices

Fixes #134

src/gui/Pages/Chat/AutoCompletion/CompletableUserDelegate.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/AutoCompletion/UserAutoCompletion.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Banners/Banner.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Banners/InviteBanner.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Banners/LeftBanner.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Banners/UnknownDevicesBanner.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Chat.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/ChatPage.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Composer/Composer.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Composer/MessageArea.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Composer/UploadButton.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/FileTransfer/Transfer.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/FileTransfer/TransferList.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/InfoBar.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/ReplyBar.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomHeader.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/DeviceVerification.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/MemberDelegate.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/MemberDeviceDelegate.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/MemberDeviceSection.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/MemberProfile.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/MemberView/MemberView.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/RoomPane.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/RoomPane/SettingsView.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/Daybreak.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventAudio.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventContent.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventContextMenu.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventDelegate.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventFile.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventImage.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventImageTextBubble.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventList.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventMediaLoader.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/Timeline/EventVideo.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12

src/gui/Pages/Chat/TypingMembersBar.qml

@@ -1,3 +1,4 @@
+// Copyright Mirage authors & contributors <https://github.com/mirukana/mirage>
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 import QtQuick 2.12