Add reference data to iGenomes

[scwatts]

Overview

• reference data is currently hosted on Cloudflare R2
• while this meets requirements it is desirable to also have the data added to iGenomes

Initial discussions

1. Initial release review [DO NOT MERGE] #29 (comment)
2. Initial release review [DO NOT MERGE] #29 (comment)

[scwatts]

This does not appear to be feasible at this point in time