old-commit-hash: b541f590941545f45fdd7d63b88f33ea954f18f7
* cleanup simulator files * minor updates * update readme * keras runner builds * hmm, still doesn't work * keras runner works * should work with python3 keras mod * touchups old-commit-hash: c50c71829375fbbbeacd0add7bfd7e3f04c57668
old-commit-hash: 6abffe0edef6f48addae8dacd4b29d04bb1fca3a