Preparation for the new dEdx algorithm :

Preparation for the new dEdx algorithm :

AliTPCcalibGainMult.h AliTPCcalibGainMult.cxx - dump extended dEdx information to the tree for later minimization
                                              - adding new THnSparses - for phi calibration and for angular correction calibration

AliTPCseed.h AliTPCseed.cxx                   - additional  return variable inf CookDedx possible if selected
                                              -
-  Float_t  CookdEdxAnalytical(Double_t low=0.05, Double_t up=0.70, Int_t type=0, Int_t i1=0, Int_t i2=159, Int_t returnVal=0, Int_t rowThres = 2);
+  Float_t  CookdEdxAnalytical(Double_t low=0.05, Double_t up=0.70, Int_t type=0, Int_t i1=0, Int_t i2=159, Int_t returnVal=0, Int_t rowThres = 2, Int_t mode=0);

-  // returnVal - 0 return mean
-  //           - 1 return RMS
-  //           - 2 return number of clusters
-  //
+  // returnVal - 0  return mean
+  //           - 1  return RMS
+  //           - 2  return number of clusters
+  //           - 3  ratio
+  //           - 4  mean upper half
+  //           - 5  mean  - lower half
+  //           - 6  third moment
+  // mode      - 0 - linear
+  //           - 1 - logatithmic