* Fixing nptool.csh

        - Less libraries are loaded
        - nicer flag to load the libraries
        - comply with the rpath method of linking

        - Detector branch was not attached

        - Modification of all existing detector class
        - Modification of Detector Skeleton
        - Branch is now called only if Branch does not exist
        - Cosmetic change to display when reloading geometry

* Restaure NPTool style (previous one was broken)

* combinaison

* setting

Fixed object call to static RootInput::Destroy() and RootOutput::Destroy() functions

* fixing warning in physics list
* adding MUGAST+AGATA detector file
* adding MUGAST chamber

        -Detector still not functionnal

* separated classed

  Physics module

+ Cosmetic changes in Spectra class and typo correction