28-oct-2002 NvE "Riostream.h" introduced to replace the standard C++ includes and
static_cast<int> introduced in AliVertex::Draw to prevent a warning
message for the new gcc compiler version.
+25-nov-2002 NvE User defined particle id code introduced in AliTrack.
+27-nov-2002 NvE New class AliCollider introduced and RALICEHeaders.h and RALICELinkdef.h
+ updated accordingly.
+29-nov-2002 NvE Typo corrected in AliCollider.cxx.
+30-nov-2002 NvE Vertex position errors based on fResolution introduced in AliCollider.cxx.
+02-dec-2002 NvE Facility for user defined projectile and target particle ID introduced in
+ AliEvent and projectile/target information provided in the AliCollider created
+ event structure.
+11-dec-2002 NvE Copyright notice added into AliCollider.h and AliCollider.cxx.
+ Also small (integer division) modification made in AliCollider.cxx
+ to prevent an innocent warning of the g++ compiler under Linux.
+08-jan-2003 NvE Delete statements for fMatrix[i] and fPositions[i] added in the dtor of
+ AliCalorimeter to fix a memory leak.
+09-jan-2003 NvE Different modes introduced for AliCalorimeter::Reset() to prevent memory
+ leaks in reading back AliCalorimeter objects from a data file.
+ Also unnecessary "LoadMatrix()" statement removed in AliCalorimeter::Reset().
+ Irrelevant cout statement removed from AliEvent constructor.
+01-feb-2003 NvE Memberfunction Info() renamed to Data() in various classes in order to
+ prevent problems w.r.t. TObject::Info due to probable root/cint bug.
+03-feb-2003 NvE File "gcclib" added to subdirectory "scripts" to provide Ralice installation
+ script for Linux machines using gcc.
+ Class AliObjMatrix introduced.