D-Net

Final version of the hadoop mapping that also sets the validation date when the FWF links come from FWF source

PRIVATE : updated changelist

Added impact factor parameters. Now you can sort results and query by impact, influence, impulse and citation count.

Job handling:
- bettor logs, catch exception, add synchronization for accessing completed jobs array
- add check status service

Job: update isOld function

PRIVATE : updated changelist

New registration and token process available at https://develop.openaire.eu. Updated documentation

Add project validation date in the good format

Handle dates in different format

Date in validation date instead of the full datetime