Rename some properties in GI.

Actually properties height and width are QDialog ones, just rename them
to ones with `item` prefix. No configuration keys were changed.

Update translations as well.

sources/awesome-widget/plugin/awformatterhelper.cpp

@@ -35,9 +35,7 @@ AWFormatterHelper::AWFormatterHelper(QWidget *parent)
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
 
-#ifdef BUILD_FUTURE
     initItems();
-#endif /* BUILD_FUTURE */
 }
 
 
@@ -51,7 +49,7 @@ AWFormatterHelper::~AWFormatterHelper()
 
 
 QString AWFormatterHelper::convert(const QVariant &value,
-                                   const QString name) const
+                                   const QString &name) const
 {
     qCDebug(LOG_AW) << "Convert value" << value << "for" << name;
 

sources/awesome-widget/plugin/awformatterhelper.h

@@ -33,7 +33,7 @@ public:
 
     explicit AWFormatterHelper(QWidget *parent = nullptr);
     virtual ~AWFormatterHelper();
-    QString convert(const QVariant &value, const QString name) const;
+    QString convert(const QVariant &value, const QString &name) const;
     QStringList definedFormatters() const;
     QHash<QString, QString> getFormatters() const;
     QList<AbstractExtItem *> items() const;