Correct the vertical scale of red curve, when nbpp>1.

Change "double-click on callsign" so that you can click anywhere on the line,
and make it set TxFreq accordingly.


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3025 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

widegraph.cpp

@@ -119,7 +119,7 @@ void WideGraph::dataSink2(float s[], float red[], float df3, int ihsym,
         rsum += red[i];
       }
       swide[j]=sum;
-      rwide[j]=rsum;
+      rwide[j]=rsum/nbpp;
 //      if(lstrong[1 + i/32]!=0) swide[j]=-smax;   //Tag strong signals
     }