message: Update PWGCFebyeLinkDef.h
  added eta dist
diff: #pragma link C++ class AliAnalysisFBMultFluct+;
  #pragma link C++ class AliAnalysisTaskLongFluctuations+;
  #pragma link C++ class AliAnalysisTaskLegendreCoef+;
  +#pragma link C++ class AliAnalysisTaskEtaDist+;
  #pragma link C++ class AliAnalysisTaskNetLambdaIdent+;
  