chatgui: enlarge member availability indicator and remove white outline

tools/chatgui/src/memberlistmodel.cpp

@@ -24,8 +24,9 @@ static void applyPhoto(MemberListItem& item, const QString& channel) {
     painter.setRenderHint(QPainter::SmoothPixmapTransform);
     QPainterPath clip; clip.addEllipse(QRectF(0, 0, size, size)); painter.setClipPath(clip);
     painter.drawImage(QRect(0, 0, size, size), image); painter.setClipping(false);
-    painter.setPen(QPen(Qt::white, 1)); painter.setBrush(item.online ? QColor("#4CAF50") : QColor("#9E9E9E"));
-    painter.drawEllipse(QRect(size - 7, size - 7, 6, 6)); painter.end(); item.avatar = pixmap;
+    const QColor statusColor = item.online ? QColor("#4CAF50") : QColor("#9E9E9E");
+    painter.setPen(QPen(statusColor, 1)); painter.setBrush(statusColor);
+    painter.drawEllipse(QRect(size - 9, size - 9, 8, 8)); painter.end(); item.avatar = pixmap;
 }
 
 MemberListModel::MemberListModel(QObject* parent)