Update setuptools from 40.2.0 to 40.4.3 (#816)
Update setuptools from 40.2.0 to 40.4.3 (#816)


testbhearsum/balrog,testbhearsum/balrog,mozbhearsum/balrog,testbhearsum/balrog,mozbhearsum/balrog,testbhearsum/balrog,mozbhearsum/balrog,mozbhearsum/balrog