py_client/lib_test: Execute upload test for multipart and nonmultipart cases
py_client/lib_test: Execute upload test for multipart and nonmultipart cases

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