schemas/VegCore/VegCore.ERD.mwb: taxon_observation: added observation_in_parent_place, which points to the observation of the same taxon/individual in the parent place. this accounts for VegBank allowing multiple taxonImportances per taxonObservation, which only makes sense when each taxonImportance is from a different stratum and they point to a common taxonObservation for the parent plot.
schemas/VegCore/VegCore.ERD.mwb: taxon_observation: added observation_in_parent_place, which points to the observation of the same taxon/individual in the parent place. this accounts for VegBank allowing multiple taxonImportances per taxonObservation, which only makes sense when each taxonImportance is from a different stratum and they point to a common taxonObservation for the parent plot.