subdirectory and file RALICEHeaders.h moved back to the RALICE
directory again to enable universal installation scripts.
Also name AliEvent.cxx added in Makefile.
+11-jun-2001 NvE ResultError correctly set in GetMomentum() of AliTrack and AliJet.
+12-jun-2001 NvE Error calculation improved for spherical and cylindrical coord.
+ in Ali3Vector::GetErrors().
+13-jun-2001 NvE Memberfunctions GetVecTrans() and GetVecLong() introduced for
+ Ali3Vector and Ali4Vector.
+ Also GetScaTrans(), GetScaLong() and GetPseudoRapidity() introduced
+ for Ali4Vector to provide a basis for e.g. E_trans and E_long calc.
+ Memberfunctions GetPt(), GetPl(), GetEt(), GetEl() and GetMt()
+ introduced for AliTrack and AliJet.
+ For AliTrack there is an additional GetMt(j) to provide the Mt
+ value for the jth mass hypothesis.