fix pip version python2.7
fix pip version python2.7

appsembler/configuration,mitodl/configuration,EDUlib/configuration,EDUlib/configuration,stvstnfrd/configuration,arbrandes/edx-configuration,arbrandes/edx-configuration,stvstnfrd/configuration,stvstnfrd/configuration,stvstnfrd/configuration,stvstnfrd/configuration,edx/configuration,mitodl/configuration,EDUlib/configuration,mitodl/configuration,appsembler/configuration,arbrandes/edx-configuration,EDUlib/configuration,edx/configuration,edx/configuration,edx/configuration,arbrandes/edx-configuration,arbrandes/edx-configuration,EDUlib/configuration,appsembler/configuration,appsembler/configuration,mitodl/configuration