message: Adding a flag to set FB for crosscheck in BBar analysis
diff: AliAnalysisTaskSE *AddTaskFemtoNanoGrandma(bool fullBlastQA = false,//1
  bool isMC = false, //2
  - int phiSpinning =0, //3
  - int nSpins = 1, //4
  - double corrRange = 0.1, //5
  - TString triggerData = "kInt7", //6
  - bool Systematic = false, //7
  - const char *sTcut = "8", //8
  - bool DoSpherocity = false, //9
  - const char *s0cut = "08", //10
  + int fFilterBit = 128, //3
  + int phiSpinning =0, //4
  + int nSpins = 1, //5
  + double corrRange = 0.1, //6
  + TString triggerData = "kInt7", //7
  + bool Systematic = false, //8
  + const char *sTcut = "8", //9
  + bool DoSpherocity = false, //10
  + const char *s0cut = "08", //11
  const char *cutVariation = "0") {
  TString suffix = TString::Format("%s", cutVariation);
  @@ -87,12 +88,12 @@ AliAnalysisTaskSE *AddTaskFemtoNanoGrandma(bool fullBlastQA = false,//1
  AliFemtoDreamTrackCuts *TrackCuts = AliFemtoDreamTrackCuts::PrimProtonCuts(
  isMC, true, true, true);//DCAplots,CombSigma,ContribSplitting
  - TrackCuts->SetFilterBit(128);
  + TrackCuts->SetFilterBit(fFilterBit);
  TrackCuts->SetCutCharge(1);
  AliFemtoDreamTrackCuts *AntiTrackCuts =
  AliFemtoDreamTrackCuts::PrimProtonCuts(isMC, true, true, true);
  - AntiTrackCuts->SetFilterBit(128);
  + AntiTrackCuts->SetFilterBit(fFilterBit);
  AntiTrackCuts->SetCutCharge(-1);
  //Lambda Cuts
  