[RTL] Force AdBlockTreeWidget and treeTags to be as LTR widgets.

src/lib/adblock/adblocktreewidget.cpp

@@ -34,6 +34,7 @@ AdBlockTreeWidget::AdBlockTreeWidget(AdBlockSubscription* subscription, QWidget*
     setDefaultItemShowMode(TreeWidget::ItemsExpanded);
     setHeaderHidden(true);
     setAlternatingRowColors(true);
+    setLayoutDirection(Qt::LeftToRight);
 
     connect(this, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuRequested(QPoint)));
     connect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)), this, SLOT(itemChanged(QTreeWidgetItem*)));

src/lib/other/siteinfo.cpp

@@ -52,6 +52,7 @@ SiteInfo::SiteInfo(WebView* view, QWidget* parent)
 {
     setAttribute(Qt::WA_DeleteOnClose);
     ui->setupUi(this);
+    ui->treeTags->setLayoutDirection(Qt::LeftToRight);
 
     ListItemDelegate* delegate = new ListItemDelegate(24, ui->listWidget);
     delegate->setUpdateParentHeight(true);