Make parentId a modelParam
Make parentId a modelParam

manthey/girder,adsorensen/girder,RafaelPalomar/girder,Kitware/girder,kotfic/girder,RafaelPalomar/girder,data-exp-lab/girder,adsorensen/girder,jbeezley/girder,Xarthisius/girder,kotfic/girder,RafaelPalomar/girder,manthey/girder,Xarthisius/girder,girder/girder,Xarthisius/girder,adsorensen/girder,Kitware/girder,manthey/girder,Kitware/girder,Xarthisius/girder,kotfic/girder,RafaelPalomar/girder,Kitware/girder,data-exp-lab/girder,adsorensen/girder,data-exp-lab/girder,RafaelPalomar/girder,data-exp-lab/girder,kotfic/girder,jbeezley/girder,Xarthisius/girder,kotfic/girder,data-exp-lab/girder,adsorensen/girder,jbeezley/girder,girder/girder,girder/girder,manthey/girder,jbeezley/girder,girder/girder