Env.ci

Gervaise Henry
2021-03-20T09:15:06-05:00

Make environment tests for DNAnexus and AWS

## PR checklist
- [x] This comment contains a description of changes (with reason)
- [x] If you've fixed a bug or added code that should be tested, add tests!
- [x] Documentation in `docs` is updated
- [ ] Replace dag.png with the most recent CI pipeline integrated_pe artifact
- ~~[ ] Replace software_versions_mqc.yaml with the most recent CI pipeline generateVersions artifact~~
- ~~[ ] Replace software_references_mqc.yaml with the most recent CI pipeline generateVersions artifact~~
- [x] `CHANGELOG.md` is updated
- [x] `README.md` is updated
- ~~[ ] `LICENSE.md` is updated with new contributors~~
- ~~[ ] Docker images moved to production release and changed in pipeline~~
- ~~[ ] Docker images used in the CI unit tests match those used in pipeline~~

* ~~[ ] **Close issue**\~~
Closes #

/cc @ghenry @venkat.malladi