(i) add PRINT_LEVEL to the command block (0='nothing' to

3='everything'). This allows to tune the Minuit2 output. (ii) added the
possibilty to give the fit range in bins. For details see the docu.

src/include/PRunNonMusr.h

@@ -52,6 +52,8 @@ class PRunNonMusr : public PRunBase
 
     virtual UInt_t GetNoOfFitBins();
 
+    virtual void SetFitRangeBin(const TString fitRange) {}
+
     virtual UInt_t GetXIndex();
     virtual UInt_t GetYIndex();