Use Ensembl REST API instead of Perl API

[Julie Sullivan]

We have scripts to query Ensembl databases via their Perl API. We find this API difficult to use. Currently I am not able to run these scripts.

However, Ensembl has a (limited) REST API.

Xrefs
https://rest.ensembl.org/documentation/info/xref_id

Descriptions
https://rest.ensembl.org/lookup/id/ENSG00000157764?content-type=application/json;expand=1

Cytobands
https://rest.ensembl.org/documentation/info/assembly_info
Doesn't seem to have supercontigs here though?