Move course_discovery to Python3.5
Move course_discovery to Python3.5

gsehub/configuration,marcore/configuration,appsembler/configuration,eduStack/configuration,edx/configuration,Stanford-Online/configuration,michaelsteiner19/open-edx-configuration,CredoReference/configuration,proversity-org/configuration,stvstnfrd/configuration,gsehub/configuration,hks-epod/configuration,pobrejuanito/configuration,lgfa29/configuration,marcore/configuration,usernamenumber/configuration,appsembler/configuration,stvstnfrd/configuration,EDUlib/configuration,fghaas/edx-configuration,IndonesiaX/configuration,kursitet/configuration,proversity-org/configuration,lgfa29/configuration,hks-epod/configuration,mitodl/configuration,jorgeomarmh/configuration,hks-epod/configuration,eduStack/configuration,proversity-org/configuration,openfun/configuration,nunpa/configuration,Stanford-Online/configuration,nunpa/configuration,Livit/Livit.Learn.EdX.configuration,hks-epod/configuration,rue89-tech/configuration,EDUlib/configuration,proversity-org/configuration,openfun/configuration,rue89-tech/configuration,Livit/Livit.Learn.EdX.configuration,antoviaque/configuration,hastexo/edx-configuration,armaan/edx-configuration,stvstnfrd/configuration,stvstnfrd/configuration,EDUlib/configuration,mitodl/configuration,Stanford-Online/configuration,edx/configuration,alu042/configuration,alu042/configuration,kursitet/configuration,mitodl/configuration,proversity-org/configuration,rue89-tech/configuration,hastexo/edx-configuration,IndonesiaX/configuration,rue89-tech/configuration,marcore/configuration,antoviaque/configuration,rue89-tech/configuration,CredoReference/configuration,michaelsteiner19/open-edx-configuration,michaelsteiner19/open-edx-configuration,armaan/edx-configuration,arbrandes/edx-configuration,hastexo/edx-configuration,arbrandes/edx-configuration,armaan/edx-configuration,gsehub/configuration,eduStack/configuration,IndonesiaX/configuration,open-craft/configuration,nunpa/configuration,open-craft/configuration,Livit/Livit.Learn.EdX.configuration,openfun/configuration,Stanford-Online/configuration,arbrandes/edx-configuration,alu042/configuration,jorgeomarmh/configuration,pobrejuanito/configuration,fghaas/edx-configuration,stvstnfrd/configuration,CredoReference/configuration,arbrandes/edx-configuration,appsembler/configuration,gsehub/configuration,fghaas/edx-configuration,kursitet/configuration,jorgeomarmh/configuration,appsembler/configuration,Stanford-Online/configuration,jorgeomarmh/configuration,fghaas/edx-configuration,usernamenumber/configuration,edx/configuration,mitodl/configuration,kursitet/configuration,EDUlib/configuration,Livit/Livit.Learn.EdX.configuration,IndonesiaX/configuration,lgfa29/configuration,alu042/configuration,antoviaque/configuration,hastexo/edx-configuration,armaan/edx-configuration,arbrandes/edx-configuration,lgfa29/configuration,hastexo/edx-configuration,pobrejuanito/configuration,open-craft/configuration,michaelsteiner19/open-edx-configuration,pobrejuanito/configuration,EDUlib/configuration,openfun/configuration,usernamenumber/configuration,hks-epod/configuration,antoviaque/configuration,nunpa/configuration,gsehub/configuration,usernamenumber/configuration,CredoReference/configuration,open-craft/configuration,edx/configuration,marcore/configuration