Changes to Get SARS-CoV-2 protein metadata in a tabular format by protein name

added the new optional query request parameter filename

added the optional property content_type to the response with the 200 status

added the optional property extensions to the response with the 200 status

deleted the query request parameter aux_report

deleted the query request parameter include_sequence

for the query request parameter format, default value tsv was added

for the query request parameter format, default value tsv was removed

removed the media type application/json for the response with the status default

added the new optional query request parameter pangolin_classification

added the new optional query request parameter usa_state

added the media type text/plain for the response with the status default