Ingest file for BDR_J1750+3809

[LishaRamon]

Some of the data of BDR_J1750+3809 that are being ingested in this script are publications, sources, and names.

Link to relevant issue: Closes #393

For data ingests:

• [x] includes script used for ingest
• [x] includes modified JSON files
• [x] Add new tests
• [ ] Update the Versions table

[kelle]

Decided not to update the Versions table just yet. Lets do some more ingests before planning a new release.