[locale] Tidy includes

src/modules/locale/Config.cpp

@@ -34,6 +34,7 @@
 #include "utils/Retranslator.h"
 
 #include <QDebug>
+#include <QFile>
 #include <QProcess>
 
 Config::Config( QObject* parent )

src/modules/locale/LocalePage.cpp

@@ -35,6 +35,7 @@
 
 #include <QBoxLayout>
 #include <QComboBox>
+#include <QFile>
 #include <QLabel>
 #include <QProcess>
 #include <QPushButton>

src/modules/locale/timezonewidget/timezonewidget.cpp

@@ -26,6 +26,9 @@
 
 #include "timezonewidget.h"
 
+#include <QMouseEvent>
+#include <QPainter>
+
 #ifdef DEBUG_TIMEZONES
 // Adds a label to the timezone with this name
 #define ZONE_NAME QStringLiteral( "zone" )

src/modules/locale/timezonewidget/timezonewidget.h

@@ -28,13 +28,7 @@
 
 #include "locale/TimeZone.h"
 
-#include <QFile>
 #include <QFont>
-#include <QFontMetrics>
-#include <QMouseEvent>
-#include <QPainter>
-#include <QStringList>
-#include <QTextStream>
 #include <QWidget>
 
 class TimeZoneWidget : public QWidget