$Id: History,v 2.5 1998/08/13 09:58:23 maire Exp $
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     =========================================================
     Geant4 - an Object-Oriented Toolkit for Simulation in HEP
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                      Category History file
                      ---------------------
This file should be used by G4 developers and category coordinators
to briefly summarize all major modifications introduced in the code
and keep track of all category-tags.
It DOES NOT substitute the  CVS log-message one should put at every
committal in the CVS repository !

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     * Reverse chronological order (last date on top), please *
     ----------------------------------------------------------
     
August  13, 98 M.Maire  - materials-00-02-01
               new static method G4Material::GetMaterial(name)     
     
July    17, 98 M.Maire  - materials-00-01-04
               correction in ComputeDensityCorrection() for gas
               (G4IonisParamMat.cc)    
     
July    10, 98 M.Maire  - materials-00-01-03
               Ionisation parameters put in a subclass
               coworks with em-00-01-03
                   
July     8, 98 M.Maire  - materials-00-01-02
               restored G4MaterialTable, ElementTable, ElementVector 
               to be compatible with pre-beta01-02
               
July     7, 98 M.Maire  - materials-00-01-01
               continue cleanup: Elements and Materials
               new output formats: operator<< overloaded
               
June    30, 98 M.Maire  - materials-00-07-01
               new method AddMaterial() for mixture of mixtures.
               start the cleanup of the category. G4Isotope done. 
               G4IsotopeTable typedef directly include in G4Isotope.hh
               G4MaterialTest.cc illustrate all possible case to 
               define materials.
               
     
June    06, 98 M.Maire  - materials-00-06-01
               new G4AtomicShells class (Vladimir)
               kState = kVacuum removed (minimal lower density set
                                         by default)

April   17, 98 M.Maire  - materials-00-05-01
 
April   08, 98 G.Cosmo
- Added fixes for DEC-cxx 6.0 compiler, related to for-loop index
  declarations. Modified G4SandiaTable.cc.

March     5, 98 M.Maire - materials-00-04-01

January  29, 98 M.Maire - materials-00-03-01

December 19, 97 G.Cosmo - (alpha03)
- Created.

