Merge branch 'NPTool.dev.prerelease' of https://github.com/adrien-matta/nptool...

Merge branch 'NPTool.dev.prerelease' of https://github.com/adrien-matta/nptool into NPTool.dev.prerelease

NPTutorials/cats/README.txt

 1- Compile program by doing in command line: make
 
 2- Type the following command line to execute the code:
-  ./Analysis -D e644.detector -R RunToTreat.txt -C calibation.txt
+  ./Analysis -D e644.detector -R RunToTreat.txt -C calibration.txt
 
 3- To see the result of tha analysis, launch root and execute the macro ShowResult.C
   .x ShowResult.C