Update README to add final project

Adding README

Cleaning up hw1 code

Fixing hw1 submodule and upgrading to Keras 2

Adding writeup

Final HW4

Submission code v1

Updated TF model but still doesn't train well

TF and Keras Versions; still not working

Keras implementation of NN, not learning.

Continuous policy gradients converging

Udpdating HW4; runs but not converging

Saving progress, TF gettin pyglet.gl.ContextException issues

HW4 WIP

Merge branch 'master' of https://github.com/txizzle/drl