#756 Startingpoint for Curve Filter in place, with command to create

ApplicationCode/ProjectDataModel/RimSummaryCurveFilter.h

@@ -48,6 +48,8 @@ public:
     virtual ~RimSummaryCurveFilter();
 
     void loadDataAndUpdate() {}
+    void                            setParentQwtPlot(QwtPlot* plot);
+    void                            detachQwtCurve();
 
 private:
     RifReaderEclipseSummary*                summaryReader();