- Added new method TList *TSystem::GetVolumes(Option_t *opt)
  returning the list of hard drives on Windows when opt = "all"
  or the current hard drive when opt = "cur"
  the return type is a TList of TObjString's containing the drive letters,
  i.e: for drives C: G: H: K:. The TList must be deleted by the user.
- Implement the ability to browse available (mounted) drives on Windows.
- Added list of available (mounted) drives in TGFSCombobox on Windows.


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Patch fixing compilation  of TMath dictionary in optimized mode


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 use directly ROOT::Math::IMultiGenFunction and ROOT::Math::IMultiGradFunction instead of typedef's


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    From David: Now the DerivativeError returns the error of the last derivative.


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- new version of unuran 1.2.4 from Josef Leydold with some work-around for a bug in the gcc 4.3 optimization. 

before recompiling root is needed to do : 

 make distclean-unuran


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- improve tests to correctly return a status 
- some clean up of minimizer classes (use directly ROOT::Math::IMultiGenFunction and ROOT::Math::IMultiGradFunction instead of typedef's)


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  This file needs to be revisited completly.


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 -  apply changes implemented by David and suggested by G. Raven for the Setters functions of the 2D and 4D vectors, 
      	by returning a reference to *this instead of void 

 Changes for the 3D vector have been already applied in rev. 22771


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 fix some dependency in Module.mk


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  void TASImage::GetZoomPosition(UInt_t &x, UInt_t &y, UInt_t &w, UInt_t &h) const
  
  Return the zoom parameters. This is useful when the zoom has been done
  interactively using the mouse.


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without the default template parameters filled in, to the
template-id with the default parameters filled in is defined
in the proper scope.

This patch comes from Philippe Canal.

-- Paul Russo


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Should fix <http://savannah.cern.ch/bugs/?36075>


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  when a TTree 4D plot is painted with that option.


git-svn-id: http://root.cern.ch/svn/root/trunk@23594 27541ba8-7e3a-0410-8455-c3a389f83636

Jean-Francois Bastien
Lukasz Janyst
Hady Zalek


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- Update TGListBox the same way it is done in TGListTree (solve flickering problem on Windows)


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