compatibility with Ganil2Root package

 * Add Chateau de Cristal files from Iolanda Matea
   experiment

   was not used]

   version (Pierre) supporting Confiuration File...

 * Getters in TCATSData.h now return a const result

 * Applythreshold() and GetPedestal() methods have
   been added in CalibrationManager. This is needed
   by the new TCATSPhysics version.

   (Speg + EXL + MUST2)

   accordingly. Needed in Speg analysis

 * Remove compilation warning in TSpegPhysics.cxx

 * Add GetCorrection() method in CalibrationManager
   Needed in Speg analysis

 * Update DetectorManager to take into account
   Speg, EXL

   variables initialised but not used

 * Add Speg and EXL to NPAnalysis

 * Add EXL detector in NPLib
 * Change Must2 Makefile and remove TMust2Spectra build
   since it was causing some unreliable behaviour

* adding #include<stdlib.h> to some file to fix compatibility with recent compilator (not recognizing the exit(int) method)

 - Note: the LED time is always null for the Tig64 card

- QQQ working
- Adding PAD in progress

- Box Detector Ok
- QQQ starting

* Progress on the Sharc detector
* Correcting bug on the particle stack: Initial condition was not cleared at end of event, generating massive root file

  experiments.

  environment variables.

* The $NPTOOL env. variable is now the only one to be defined for
  running the project.

* Add comments in the $NPTOOL/NPLib/liblist file to specify that
  this file is created automatically.