diff --git a/src/PrintOptions.cpp b/src/PrintOptions.cpp
index 1fe6d261..723a3f08 100644
--- a/src/PrintOptions.cpp
+++ b/src/PrintOptions.cpp
@@ -1,46 +1,46 @@
 /*
   Copyright 2012 Kasper Laudrup <laudrup@stacktrace.dk>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "PrintOptions.h"
 
 // KDE
 #include <KConfigGroup>
 #include <KSharedConfig>
 
 using namespace Konsole;
 
 PrintOptions::PrintOptions(QWidget *parent) : QWidget(parent)
 {
     setupUi(this);
 
     KConfigGroup configGroup(KSharedConfig::openConfig(), "PrintOptions");
     printerFriendly->setChecked(configGroup.readEntry("PrinterFriendly", true));
     scaleOutput->setChecked(configGroup.readEntry("ScaleOutput", true));
 }
 
 PrintOptions::~PrintOptions() = default;
 
 void PrintOptions::saveSettings()
 {
     KConfigGroup configGroup(KSharedConfig::openConfig(), "PrintOptions");
     configGroup.writeEntry("PrinterFriendly", printerFriendly->isChecked());
     configGroup.writeEntry("ScaleOutput", scaleOutput->isChecked());
 }
diff --git a/src/PrintOptions.h b/src/PrintOptions.h
index 014fc9cd..834f1641 100644
--- a/src/PrintOptions.h
+++ b/src/PrintOptions.h
@@ -1,40 +1,40 @@
 /*
   Copyright 2012 Kasper Laudrup <laudrup@stacktrace.dk>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef PRINTOPTIONS_H
 #define PRINTOPTIONS_H
 
 #include "ui_PrintOptions.h"
 
 namespace Konsole {
 class PrintOptions : public QWidget, private Ui::PrintOptions
 {
     Q_OBJECT
 
 public:
     explicit PrintOptions(QWidget *parent = nullptr);
     ~PrintOptions() override;
 
 public Q_SLOTS:
     void saveSettings();
 };
 }
 
 #endif
diff --git a/src/WindowSystemInfo.cpp b/src/WindowSystemInfo.cpp
index cbff60bb..86cddc79 100644
--- a/src/WindowSystemInfo.cpp
+++ b/src/WindowSystemInfo.cpp
@@ -1,26 +1,26 @@
 /*
   Copyright 2012 Jekyll Wu <adaptee@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "WindowSystemInfo.h"
 
 using Konsole::WindowSystemInfo;
 
 bool WindowSystemInfo::HAVE_TRANSPARENCY = false;
diff --git a/src/WindowSystemInfo.h b/src/WindowSystemInfo.h
index a8c24dca..cd1fc348 100644
--- a/src/WindowSystemInfo.h
+++ b/src/WindowSystemInfo.h
@@ -1,34 +1,34 @@
 /*
   Copyright 2012 Jekyll Wu <adaptee@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef WINDOWSYSTEMINFO_H
 #define WINDOWSYSTEMINFO_H
 
 #include "konsoleprivate_export.h"
 
 namespace Konsole {
 class KONSOLEPRIVATE_EXPORT WindowSystemInfo
 {
 public:
     static bool HAVE_TRANSPARENCY;
 };
 }
 
 #endif // WINDOWSYSTEMINFO_H
diff --git a/src/settings/GeneralSettings.cpp b/src/settings/GeneralSettings.cpp
index f687b5d7..6c0325ac 100644
--- a/src/settings/GeneralSettings.cpp
+++ b/src/settings/GeneralSettings.cpp
@@ -1,43 +1,43 @@
 /*
   Copyright 2011 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "GeneralSettings.h"
 
 #include <KMessageBox>
 
 using namespace Konsole;
 
 GeneralSettings::GeneralSettings(QWidget* aParent) : QWidget(aParent)
 {
     setupUi(this);
 
     connect(enableAllMessagesButton, &QPushButton::clicked, this, &Konsole::GeneralSettings::slotEnableAllMessages);
 
     kcfg_ShowTerminalSizeHint->setVisible(false);
 }
 
 GeneralSettings::~GeneralSettings() = default;
 
 void GeneralSettings::slotEnableAllMessages()
 {
     KMessageBox::enableAllMessages();
 }
 
diff --git a/src/settings/GeneralSettings.h b/src/settings/GeneralSettings.h
index 307f903d..d1d46f4d 100644
--- a/src/settings/GeneralSettings.h
+++ b/src/settings/GeneralSettings.h
@@ -1,40 +1,40 @@
 /*
   Copyright 2011 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef GENERALSETTINGS_H
 #define GENERALSETTINGS_H
 
 #include "ui_GeneralSettings.h"
 
 namespace Konsole {
 class GeneralSettings : public QWidget, private Ui::GeneralSettings
 {
     Q_OBJECT
 
 public:
     explicit GeneralSettings(QWidget *aParent = nullptr);
     ~GeneralSettings() override;
 
 public Q_SLOTS:
     void slotEnableAllMessages();
 };
 }
 
 #endif
diff --git a/src/settings/PartInfo.cpp b/src/settings/PartInfo.cpp
index 397423f7..c0b253d2 100644
--- a/src/settings/PartInfo.cpp
+++ b/src/settings/PartInfo.cpp
@@ -1,32 +1,32 @@
 /*
   Copyright 2017 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "PartInfo.h"
 
 using namespace Konsole;
 
 PartInfoSettings::PartInfoSettings(QWidget* parent) : QWidget(parent)
 {
     setupUi(this);
 }
 
 PartInfoSettings::~PartInfoSettings() = default;
 
diff --git a/src/settings/PartInfo.h b/src/settings/PartInfo.h
index f504a4bb..1f8c2a8f 100644
--- a/src/settings/PartInfo.h
+++ b/src/settings/PartInfo.h
@@ -1,37 +1,37 @@
 /*
   Copyright 2017 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef PARTINFO_H
 #define PARTINFO_H
 
 #include "ui_PartInfo.h"
 
 namespace Konsole {
 class PartInfoSettings : public QWidget, private Ui::PartInfoSettings
 {
     Q_OBJECT
 
 public:
     explicit PartInfoSettings(QWidget *parent = nullptr);
     ~PartInfoSettings() override;
 };
 }
 
 #endif
diff --git a/src/settings/TabBarSettings.cpp b/src/settings/TabBarSettings.cpp
index 1b610e90..c34d3cae 100644
--- a/src/settings/TabBarSettings.cpp
+++ b/src/settings/TabBarSettings.cpp
@@ -1,47 +1,47 @@
 /*
   Copyright 2011 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "TabBarSettings.h"
 
 using namespace Konsole;
 
 TabBarSettings::TabBarSettings(QWidget* parent) : QWidget(parent)
 {
     setupUi(this);
 
     // For some reason these layouts have invalid sizes when
     // sizeHint() is read before the widget is shown.
     appearanceTabLayout->activate();
     behaviorTabLayout->activate();
 
     // Enable CSS file selector only when tabbar is visible and custom css is active
     const auto updateStyleSheetFileEnable = [this](bool) {
         kcfg_TabBarUserStyleSheetFile->setEnabled(kcfg_TabBarUseUserStyleSheet->isChecked()
                                                   && !AlwaysHideTabBar->isChecked());
     };
     connect(kcfg_TabBarUseUserStyleSheet, &QAbstractButton::toggled,
             this, updateStyleSheetFileEnable);
     connect(AlwaysHideTabBar, &QAbstractButton::toggled,
             this, updateStyleSheetFileEnable);
 }
 
 TabBarSettings::~TabBarSettings() = default;
 
diff --git a/src/settings/TabBarSettings.h b/src/settings/TabBarSettings.h
index 53fe2193..e53808e2 100644
--- a/src/settings/TabBarSettings.h
+++ b/src/settings/TabBarSettings.h
@@ -1,37 +1,37 @@
 /*
   Copyright 2011 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef TABBARSETTINGS_H
 #define TABBARSETTINGS_H
 
 #include "ui_TabBarSettings.h"
 
 namespace Konsole {
 class TabBarSettings : public QWidget, private Ui::TabBarSettings
 {
     Q_OBJECT
 
 public:
     explicit TabBarSettings(QWidget *parent = nullptr);
     ~TabBarSettings() override;
 };
 }
 
 #endif
diff --git a/src/settings/TemporaryFilesSettings.cpp b/src/settings/TemporaryFilesSettings.cpp
index cee0ceab..ed840d1c 100644
--- a/src/settings/TemporaryFilesSettings.cpp
+++ b/src/settings/TemporaryFilesSettings.cpp
@@ -1,55 +1,55 @@
 /*
   Copyright 2015 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 // Own
 #include "TemporaryFilesSettings.h"
 
 // Qt
 #include <QStandardPaths>
 
 using namespace Konsole;
 
 
 
 TemporaryFilesSettings::TemporaryFilesSettings(QWidget* aParent) : QWidget(aParent)
 {
     setupUi(this);
 
     const QString tempPath = QStandardPaths::writableLocation(QStandardPaths::TempLocation);
     QString cachePath = QStandardPaths::writableLocation(QStandardPaths::CacheLocation);
 #ifdef Q_OS_UNIX
     // Use "~" instead of full path. It looks nice and helps
     // in cases when home path is really long.
     const QString homePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation);
     if(cachePath.startsWith(homePath)) {
         cachePath.replace(0, homePath.length(), QStringLiteral("~"));
     }
 #endif
 
     // There's no way of doing this with strings placed in .ui file
     kcfg_scrollbackUseSystemLocation->setText(
             i18nc("@option:radio File location; <filename>%1</filename>: path to directory placeholder",
                   "System temporary directory (%1)", tempPath));
     kcfg_scrollbackUseCacheLocation->setText(
             i18nc("@option:radio File location; <filename>%1</filename>: path to directory placeholder",
                   "User cache directory (%1)", cachePath));
 
     kcfg_scrollbackUseSpecifiedLocationDirectory->setMode(KFile::Directory);
 }
diff --git a/src/settings/TemporaryFilesSettings.h b/src/settings/TemporaryFilesSettings.h
index 0610ac91..b0ea8b25 100644
--- a/src/settings/TemporaryFilesSettings.h
+++ b/src/settings/TemporaryFilesSettings.h
@@ -1,37 +1,37 @@
 /*
   Copyright 2015 Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef TEMPORARYFILESSETTINGS_H
 #define TEMPORARYFILESSETTINGS_H
 
 #include "ui_TemporaryFilesSettings.h"
 
 namespace Konsole {
 class TemporaryFilesSettings : public QWidget, private Ui::TemporaryFilesSettings
 {
     Q_OBJECT
 
 public:
     explicit TemporaryFilesSettings(QWidget *aParent = nullptr);
     ~TemporaryFilesSettings() override = default;
 };
 }
 
 #endif
diff --git a/src/settings/ThumbnailsSettings.cpp b/src/settings/ThumbnailsSettings.cpp
index 541df03a..c700be12 100644
--- a/src/settings/ThumbnailsSettings.cpp
+++ b/src/settings/ThumbnailsSettings.cpp
@@ -1,29 +1,29 @@
 /*
   Copyright 2020 Tomaz Canabrava <tcanabrava@kde.org>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #include "ThumbnailsSettings.h"
 
 using namespace Konsole;
 
 ThumbnailsSettings::ThumbnailsSettings(QWidget *aParent)
 : QWidget(aParent)
 {
     setupUi(this);
 }
diff --git a/src/settings/ThumbnailsSettings.h b/src/settings/ThumbnailsSettings.h
index 44b12295..f4a9351c 100644
--- a/src/settings/ThumbnailsSettings.h
+++ b/src/settings/ThumbnailsSettings.h
@@ -1,38 +1,38 @@
 /*
   Copyright 2020 Tomaz Canabrava <tcanabrava@kde.org>
 
   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 2 of
   the License or (at your option) version 3 or any later version
   accepted by the membership of KDE e.V. (or its successor appro-
   ved by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.
 
   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/.
+  along with this program. If not, see https://www.gnu.org/licenses/.
 */
 
 #ifndef THUMBNAILSSETTINGS_H
 #define THUMBNAILSSETTINGS_H
 
 #include "ui_ThumbnailsSettings.h"
 
 namespace Konsole {
 class ThumbnailsSettings : public QWidget, private Ui::ThumbnailsSettings
 {
     Q_OBJECT
 
 public:
     explicit ThumbnailsSettings(QWidget *aParent = nullptr);
     ~ThumbnailsSettings() override = default;
 };
 
 }
 
 #endif
diff --git a/src/tests/demo_konsolepart/src/demo_konsolepart.cpp b/src/tests/demo_konsolepart/src/demo_konsolepart.cpp
index 9671b913..51e65570 100644
--- a/src/tests/demo_konsolepart/src/demo_konsolepart.cpp
+++ b/src/tests/demo_konsolepart/src/demo_konsolepart.cpp
@@ -1,107 +1,107 @@
 /*
  Copyright 2017 by Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
  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 2 of
  the License or (at your option) version 3 or any later version
  accepted by the membership of KDE e.V. (or its successor approved
  by the membership of KDE e.V.), which shall act as a proxy
  defined in Section 14 of version 3 of the license.
 
  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/>.
+ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "demo_konsolepart.h"
 
 #include <QApplication>
 #include <QMenu>
 #include <QMenuBar>
 #include <QDebug>
 
 #include <KPluginLoader>
 #include <KPluginFactory>
 #include <KService>
 #include <KWindowSystem>
 #include <KWindowEffects>
 
 // see below notes
 //#include "../../../WindowSystemInfo.h"
 
 demo_konsolepart::demo_konsolepart()
     : KMainWindow(),
       _mainWindow(nullptr),
       _terminalPart(nullptr),
       _terminal(nullptr)
 {
     const bool useTranslucency = KWindowSystem::compositingActive();
 
     setAttribute(Qt::WA_TranslucentBackground, useTranslucency);
     setAttribute(Qt::WA_NoSystemBackground, false);
 
     // This is used in EditProfileDialog to show the warnings about
     // transparency issues - needs refactoring as the above
     // include does not work
 //    WindowSystemInfo::HAVE_TRANSPARENCY = useTranslucency;
 
     // Create terminal part and embed in into the main window
     _terminalPart = createPart();
     if (_terminalPart == nullptr) {
         return;
     }
 
     QMenu* fileMenu = menuBar()->addMenu(QStringLiteral("File"));
     QAction* manageProfilesAction = fileMenu->addAction(QStringLiteral("Manage Profiles..."));
     connect(manageProfilesAction, &QAction::triggered, this, &demo_konsolepart::manageProfiles);
     QAction* quitAction = fileMenu->addAction(QStringLiteral("Quit"));
     connect(quitAction, &QAction::triggered, this, &demo_konsolepart::quit);
 
     connect(_terminalPart, &KParts::ReadOnlyPart::destroyed, this, &demo_konsolepart::quit);
 
     setCentralWidget(_terminalPart->widget());
     _terminal = qobject_cast<TerminalInterface*>(_terminalPart);
 
     // Test if blur is enabled for profile
     bool blurEnabled;
     QMetaObject::invokeMethod(_terminalPart, "isBlurEnabled",
                               Qt::DirectConnection,
                               Q_RETURN_ARG(bool, blurEnabled));
     qWarning()<<"blur enabled: "<<blurEnabled;
     KWindowEffects::enableBlurBehind(winId(), blurEnabled);
 }
 
 demo_konsolepart::~demo_konsolepart()
 {
     if (_terminalPart != nullptr) {
         disconnect(_terminalPart, &KParts::ReadOnlyPart::destroyed, this, &demo_konsolepart::quit);
     }
 }
 
 KParts::ReadOnlyPart* demo_konsolepart::createPart()
 {
     KService::Ptr service = KService::serviceByDesktopName(QStringLiteral("konsolepart"));
     Q_ASSERT(service);
     KPluginFactory* factory = KPluginLoader(service->library()).factory();
     Q_ASSERT(factory);
 
     auto* terminalPart = factory->create<KParts::ReadOnlyPart>(this);
 
     return terminalPart;
 }
 
 void demo_konsolepart::manageProfiles()
 {
     QMetaObject::invokeMethod(_terminalPart, "showManageProfilesDialog",
         Qt::QueuedConnection, Q_ARG(QWidget*, QApplication::activeWindow()));
 }
 
 void demo_konsolepart::quit()
 {
     close();
 }
diff --git a/src/tests/demo_konsolepart/src/demo_konsolepart.h b/src/tests/demo_konsolepart/src/demo_konsolepart.h
index 8507fcdf..9def0073 100644
--- a/src/tests/demo_konsolepart/src/demo_konsolepart.h
+++ b/src/tests/demo_konsolepart/src/demo_konsolepart.h
@@ -1,53 +1,53 @@
 /*
  Copyright 2017 by Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
  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 2 of
  the License or (at your option) version 3 or any later version
  accepted by the membership of KDE e.V. (or its successor approved
  by the membership of KDE e.V.), which shall act as a proxy 
  defined in Section 14 of version 3 of the license.
 
  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/>.
+ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #ifndef DEMO_KONSOLEPART_H
 #define DEMO_KONSOLEPART_H
 
 #include <kde_terminal_interface.h>
 #include <KMainWindow>
 #include <KParts/Part>
 #include <KParts/ReadOnlyPart>
 
 class demo_konsolepart : public KMainWindow
 {
     Q_OBJECT
 public:
     demo_konsolepart();
 
     ~demo_konsolepart() override;
 
     void manageProfiles();
 
 public Q_SLOTS:
     void quit();
 
 private:
     Q_DISABLE_COPY(demo_konsolepart)
 
     KParts::ReadOnlyPart* createPart();
 
     KMainWindow *_mainWindow;
     KParts::ReadOnlyPart *_terminalPart;
     TerminalInterface *_terminal;
 
 };
 
 #endif
diff --git a/src/tests/demo_konsolepart/src/main.cpp b/src/tests/demo_konsolepart/src/main.cpp
index b7b85496..946fa16f 100644
--- a/src/tests/demo_konsolepart/src/main.cpp
+++ b/src/tests/demo_konsolepart/src/main.cpp
@@ -1,66 +1,66 @@
 /*
  Copyright 2017 by Kurt Hindenburg <kurt.hindenburg@gmail.com>
 
  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 2 of
  the License or (at your option) version 3 or any later version
  accepted by the membership of KDE e.V. (or its successor approved
  by the membership of KDE e.V.), which shall act as a proxy
  defined in Section 14 of version 3 of the license.
 
  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/>.
+ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 // application header
 #include "demo_konsolepart.h"
 
 // KF headers
 #include <KAboutData>
 #include <KLocalizedString>
 
 // Qt headers
 #include <QApplication>
 #include <QCommandLineParser>
 
 int main(int argc, char **argv)
 {
     auto app = new QApplication(argc, argv);
 
     KLocalizedString::setApplicationDomain("demo_konsolepart");
 
     KAboutData about(QStringLiteral("demo_konsolepart"),
                      i18nc("@title", "Demo KonsolePart"),
                      QStringLiteral("1.0"),
                      i18nc("@title", "Terminal emulator"),
                      KAboutLicense::GPL_V2,
                      i18nc("@info:credit", "(c) 2017, The Konsole Developers"),
                      QString(),
                      QStringLiteral("https://konsole.kde.org/"));
 
     KAboutData::setApplicationData(about);
 
     QSharedPointer<QCommandLineParser> parser(new QCommandLineParser);
     parser->setApplicationDescription(about.shortDescription());
     parser->addHelpOption();
     parser->addVersionOption();
     about.setupCommandLine(parser.data());
 
     QStringList args = app->arguments();
 
     parser->process(args);
     about.processCommandLine(parser.data());
 
     auto demo = new demo_konsolepart();
     demo->show();
 
     int ret = app->exec();
     delete app;
     return ret;
 }