Don't display dupes in JT65, even if minsync<0. Use VHFfeatures rather than single_decode to control display of Tol, etc., in plotter.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7224 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

widegraph.cpp

@@ -480,6 +480,11 @@ void WideGraph::setWSPRtransmitted()
   m_bHaveTransmitted=true;
 }
 
+void WideGraph::setVHF(bool bVHF)
+{
+  ui->widePlot->setVHF(bVHF);
+}
+
 void WideGraph::on_sbPercent2dPlot_valueChanged(int n)
 {
   m_Percent2DScreen=n;