Clean TutorialWidget code

Author: deXol

src/TutorialWidget.cpp

@@ -34,7 +34,6 @@ TutorialWidget::TutorialWidget(QWidget *parent) :
     m_messageLabel->setTextFormat(Qt::RichText);
     m_messageLabel->setTextInteractionFlags(Qt::TextBrowserInteraction);
     m_messageLabel->setOpenExternalLinks(true);
-    //m_messageLabel->setWordWrap(true);
 
     m_nextButton->setText(tr("Next"));
     m_nextButton->setStyleSheet(CSS_BLUE_BUTTON);

src/TutorialWidget.h

@@ -39,8 +39,6 @@ class TutorialWidget : public QFrame
     void displayCurrentTab();
     void changeTutorialFinished(bool enabled);
 
-signals:
-
 public slots:
     void onExitClicked();
     void onNextClicked();