Added a firstAuthor field to Publication.
Added a firstAuthor field to Publication.



Former-commit-id: 2a5d167e08866b07a90bf07a8234757b1f0970d5
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine