Make local overrides higher priority than netclass widths.

Fixes https://gitlab.com/kicad/code/kicad/issues/5249

eeschema/sch_line.cpp

@@ -283,24 +283,24 @@ int SCH_LINE::GetPenWidth() const
         return DEFAULT_LINE_THICKNESS;
 
     case LAYER_WIRE:
-        if( netclass )
-            return netclass->GetWireWidth();
-
         if( m_stroke.GetWidth() > 0 )
             return m_stroke.GetWidth();
 
+        if( netclass )
+            return netclass->GetWireWidth();
+
         if( Schematic() )
             return Schematic()->Settings().m_DefaultWireThickness;
 
         return DEFAULT_WIRE_THICKNESS;
 
     case LAYER_BUS:
-        if( netclass )
-            return netclass->GetBusWidth();
-
         if( m_stroke.GetWidth() > 0 )
             return m_stroke.GetWidth();
 
+        if( netclass )
+            return netclass->GetBusWidth();
+
         if( Schematic() )
             return Schematic()->Settings().m_DefaultBusThickness;