make 3b no longer depend on 1
make 3b no longer depend on 1

berkeleydeeprlcourse/homework,pashadude/TensorflowReinforcementLearning,heyinUCB/CS294,wryoung412/CS294_Deep_RL,mmt/deeprl22,dmitrinesterenko/cs294,berkeleydeeprlcourse/homework,danieltsai0/CS294-112-HW3,pannag/cs294,wryoung412/CS294_Deep_RL,pashadude/TensorflowReinforcementLearning,heyinUCB/CS294,dmitrinesterenko/cs294,danieltsai0/CS294-112-HW3,mmt/deeprl22,pannag/cs294