CRAB 3

[shervin86]

Need to test and port the code to use CRAB 3

[shervin86]

Developement branch is crab3

[yhaddad]

The PR #74 contains a script allowing to create a crab3 configuration for a specific run range. #

[yhaddad]

Perhaps this issue should be closed since the porting has been done and the documentation to use CRAB3 can be found in here: producing-ecalelf-ntuples-for-calibration