Adding python version classifiers
Adding python version classifiers

girder/girder,data-exp-lab/girder,sutartmelson/girder,girder/girder,jbeezley/girder,kotfic/girder,Xarthisius/girder,essamjoubori/girder,msmolens/girder,RafaelPalomar/girder,girder/girder,essamjoubori/girder,adsorensen/girder,opadron/girder,salamb/girder,adsorensen/girder,Kitware/girder,manthey/girder,manthey/girder,jbeezley/girder,kotfic/girder,sutartmelson/girder,essamjoubori/girder,sutartmelson/girder,Xarthisius/girder,RafaelPalomar/girder,kotfic/girder,Xarthisius/girder,adsorensen/girder,adsorensen/girder,RafaelPalomar/girder,msmolens/girder,salamb/girder,Kitware/girder,Xarthisius/girder,RafaelPalomar/girder,opadron/girder,jbeezley/girder,salamb/girder,data-exp-lab/girder,sutartmelson/girder,msmolens/girder,essamjoubori/girder,manthey/girder,adsorensen/girder,data-exp-lab/girder,msmolens/girder,data-exp-lab/girder,kotfic/girder,opadron/girder,salamb/girder,data-exp-lab/girder,girder/girder,msmolens/girder,salamb/girder,Xarthisius/girder,sutartmelson/girder,Kitware/girder,Kitware/girder,opadron/girder,essamjoubori/girder,RafaelPalomar/girder,kotfic/girder,manthey/girder,opadron/girder,jbeezley/girder