_Parent issue: https://github.com/nextstrain/augur/issues/1566_ Audit handling of TSVs in the repo to ensure that we are properly manipulating CSV-like TSVs. See [Nextstrain Data formats docs](https://docs.nextstrain.org/en/latest/reference/data-formats.html#id1) for guidelines.
Parent issue: nextstrain/augur#1566
Audit handling of TSVs in the repo to ensure that we are properly manipulating CSV-like TSVs.
See Nextstrain Data formats docs for guidelines.