PWGPP-4 Functionality to make a program snapshot -core file

PWGPP-4  Functionality to make a program snapshot -core file
  //   gcore - Generate a core file for a running process
  //   gcore dmake a current snapshot, program can continue further
  //   We assum that gcore is installed
  //   for details see:  man gcore
  // Example use - make default core file for current process:  AliLog::MakeCoreDump(0)
  // Automatic core dump creation in case of the AliFatal can be specified using
  // static void  EnableCoreDump(Bool_t enabled);
  // Core dump is created in addition to the stack trace ()
  // marian.ivanov@cern.ch

STEER/STEERBase/AliLog.cxx STEER/STEERBase/AliLog.h - functionality to make a core file

PWGPP-4 Memory leak (M.Gheata)
PWGPP/TPC/AliPerformanceMatch.cxx