gitattributes: Add pdf to binary files
gitattributes: Add pdf to binary files

snurkabill/optaplanner,bernardator/optaplanner,baldimir/optaplanner,eshen1991/optaplanner,tomasdavidorg/optaplanner,gsheldon/optaplanner,kunallimaye/optaplanner,bernardator/optaplanner,oskopek/optaplanner,tomasdavidorg/optaplanner,glamperi/optaplanner,baldimir/optaplanner,droolsjbpm/optaplanner,oskopek/optaplanner,eshen1991/optaplanner,codeaudit/optaplanner,baldimir/optaplanner,glamperi/optaplanner,snurkabill/optaplanner,tkobayas/optaplanner,gsheldon/optaplanner,codeaudit/optaplanner,oskopek/optaplanner,eshen1991/optaplanner,droolsjbpm/optaplanner,tomasdavidorg/optaplanner,codeaudit/optaplanner,snurkabill/optaplanner,tkobayas/optaplanner,oskopek/optaplanner,kunallimaye/optaplanner,droolsjbpm/optaplanner,bernardator/optaplanner,baldimir/optaplanner,droolsjbpm/optaplanner,glamperi/optaplanner,kunallimaye/optaplanner,tkobayas/optaplanner,tkobayas/optaplanner,gsheldon/optaplanner,gsheldon/optaplanner