Release 1.1.3

Venkat Malladi
2020-08-16T00:02:24-05:00

- [ ] This comment contains a description of changes (with reason)
- [ ] If you've fixed a bug or added code that should be tested, add tests!
- [ ] Documentation in `docs` is updated
- [ ] Replace dag.png with the most recent CI pipleine integrated_pe artifact
- [ ] `CHANGELOG.md` is updated
- [ ] `README.md` is updated
- [ ] `LICENSE.md` is updated with new contributors