+ NPSimulation is working
   + NPAnalysis is not

* Update all Analysis.cc files in NPAnalysis to account for new method
  name in NPOptionManager

* Update Target.cc file to account for 208Pb targets

* Update ReleaseNotes.txt file

* Changing default simulation name in Gaspar

* Change RunToTreat.txt file to treat by default the ROOT output file from
  NPSimulation

   - Effect of beam tracker is now taken into account

* Add new cross-section files

   + Target.{hh,cc} class now has a method returning the target material
   + VEventGenerator.{hh,cc} class now returns the effective thickness
     of target seen by the beam before interaction (method CalculateBeamInteraction)
   + Propagate these changes in the different EvenGenerators

* Update Gaspard documentation

   - the output is now on a single line

* Add some documentation for Gaspard (not yet finished)

   - changes made in RootInput.cxx file

* New version of Gaspard analysis code