message: Feat: add setters for QA histograms
diff: * File : AliAnalysisTaskAR.h
  * Author : Anton Riedel <anton.riedel@tum.de>
  * Date : 07.05.2021
  - * Last Modified Date: 20.07.2021
  + * Last Modified Date: 27.07.2021
  * Last Modified By : Anton Riedel <anton.riedel@tum.de>
  */
  @@ -143,7 +143,35 @@ public:
  // setters for QA histograms
  void SetFillQAHistograms(Bool_t option) { fFillQAHistograms = option; }
  -
  + // generic setter for centrality correlation QA histogram binning
  + void SetCenCorQAHistogramBinning(Int_t index, Int_t xnbins,
  + Double_t xlowerEdge, Double_t xupperEdge,
  + Int_t ynbins, Double_t ylowerEdge,
  + Double_t yupperEdge) {
  + if (index > LAST_ECENESTIMATORS * (LAST_ECENESTIMATORS - 1) / 2) {
  + std::cout << __LINE__ << ": running out of bounds" << std::endl;
  + Fatal("SetCenCorQAHistogramBinning",
  + "Running out of bounds in SetCenCorQAHistogramBinning");
  + }
  + this->fCenCorQAHistogramBins[index][kBIN] = xnbins;
  + this->fCenCorQAHistogramBins[index][kLEDGE] = xlowerEdge;
  + this->fCenCorQAHistogramBins[index][kUEDGE] = xupperEdge;
  + this->fCenCorQAHistogramBins[index][kBIN + LAST_EBINS] = ynbins;
  + this->fCenCorQAHistogramBins[index][kLEDGE + LAST_EBINS] = ylowerEdge;
  + this->fCenCorQAHistogramBins[index][kUEDGE + LAST_EBINS] = yupperEdge;
  + }
  + // generic setter for self correlation QA histogram binning
  + void SetSelfCorQAHistogramBinning(kTrack Track, Int_t nbins,
  + Double_t lowerEdge, Double_t upperEdge) {
  + if (Track > LAST_ETRACK) {
  + std::cout << __LINE__ << ": running out of bounds" << std::endl;
  + Fatal("SetSelfCorQAHistogramBinning",
  + "Running out of bounds in SetSelfCorQAHistogramBinning");
  + }
  + this->fSelfCorQAHistogramBins[Track][kBIN] = nbins;
  + this->fSelfCorQAHistogramBins[Track][kLEDGE] = lowerEdge;
  + this->fSelfCorQAHistogramBins[Track][kUEDGE] = upperEdge;
  + }
  // generic setter for track control histogram binning
  void SetTrackControlHistogramBinning(kTrack Track, Int_t nbins,
  Double_t lowerEdge, Double_t upperEdge) {
  