Bus-wire entries can't propagate through bus junctions

This fixes strange connectivity issues observed if you manage
to get a bus junction touching a bus-wire entry.

eeschema/sch_bus_entry.cpp

@@ -27,6 +27,7 @@
 #include <schematic.h>
 #include <sch_bus_entry.h>
 #include <sch_edit_frame.h>
+#include <sch_junction.h>
 #include <sch_line.h>
 #include <sch_text.h>
 #include <settings/color_settings.h>
@@ -461,6 +462,13 @@ bool SCH_BUS_WIRE_ENTRY::ConnectionPropagatesTo( const EDA_ITEM* aItem ) const
         return false;
     }
 
+    // Same for bus junctions
+    if( ( aItem->Type() == SCH_JUNCTION_T ) &&
+        ( static_cast<const SCH_JUNCTION*>( aItem )->GetLayer() == LAYER_BUS_JUNCTION ) )
+    {
+        return false;
+    }
+
     // Don't generate connections between bus entries and bus labels that happen
     // to land at the same point on the bus wire as this bus entry
     if( ( aItem->Type() == SCH_LABEL_T ) &&