node_manager_fkie: removed setMargin since it not suported by Qt5
@@ -99,7 +99,7 @@ class LineNumberWidget(QFrame):
hbox = QHBoxLayout(self)
hbox.setSpacing(0)
- hbox.setMargin(0)
+ # hbox.setMargin(0) # removed: it is not supported by Qt5
hbox.addWidget(self.number_bar)
hbox.addWidget(self.edit)
