KRACOEUS-7109 : Initial Multi-PI to real role work.
KRACOEUS-7109 : Refactor role values finders
KRACOEUS-7109 : Implement All NIH Sponsor param
KRACOEUS-7109 : Remove Multi-pi flag from ProposalPerson
KRACOEUS-7109 : Remove Multi-pi from InstitutionalProposalPerson
KRACOEUS-7109 : Remove multi-pi from AwardPerson
KRACOEUS-7109 : Cleaning up KeyPersonnelService and fixing unit tests
Merge pull request #206 from blackcathacker/key_personnel_multi_pi

Key personnel multi pi