Initial commit.


Former-commit-id: e167c11a2657f829ffe38983467754c0f64368a8
Added readme.


Former-commit-id: e04238287460c5a56fb35ebcf990e61d399544eb
Deleted unnecessary model files and updated app to use localdb


Former-commit-id: 79d7a1560ffb59f0bba29dbfa776f3194dbd5654
Forgot to switch Sm.md with readme


Former-commit-id: e5cd3dd5325613c80eaaf8d6f8568a84968c5b90