message: PWGCF: AliFemtoUser - Removed unnecessary link-rule to std::pair<double,double>
diff: #pragma link C++ class std::map<std::string, AliFemtoConfigObject>;
  #pragma link C++ class std::vector<AliFemtoConfigObject>;
  #pragma link C++ class std::vector<AliFemtoConfigObject>::iterator;
  -#pragma link C++ class std::pair<double, double>;
  #pragma link C++ class std::vector<std::pair<double, double>>;
  // ^ these std:: classes required here for use in ROOT-5 macros (ROOT-6 should be ok)
  