Remove unnecessary comments

include/EmojiCategory.h

@@ -38,7 +38,7 @@ signals:
         void emojiSelected(const QString &emoji);
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 private slots:
         void clickIndex(const QModelIndex &index)

include/LeaveRoomDialog.h

@@ -11,7 +11,7 @@ public:
         explicit LeaveRoomDialog(QWidget *parent = nullptr);
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 signals:
         void closing(bool isLeaving);

include/LoginPage.h

@@ -43,7 +43,7 @@ signals:
         void backButtonClicked();
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 public slots:
         // Displays errors produced during the login.

include/LogoutDialog.h

@@ -28,7 +28,7 @@ public:
         explicit LogoutDialog(QWidget *parent = nullptr);
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 signals:
         void closing(bool isLoggingOut);

include/RegisterPage.h

@@ -36,7 +36,7 @@ public:
         ~RegisterPage();
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 signals:
         void backButtonClicked();

include/UserSettingsPage.h

@@ -65,7 +65,7 @@ public:
 protected:
         void showEvent(QShowEvent *event) override;
         void resizeEvent(QResizeEvent *event) override;
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 signals:
         void moveBack();

include/WelcomePage.h

@@ -29,7 +29,7 @@ public:
         explicit WelcomePage(QWidget *parent = 0);
 
 protected:
-	void paintEvent(QPaintEvent *event) override;
+        void paintEvent(QPaintEvent *event) override;
 
 signals:
         // Notify that the user wants to login in.