Add skipping for broken ensembl entries
Add skipping for broken ensembl entries

Uses a parameter to remove selected lines from species urls.

This implementation requires the full line, so implies that a failed run has happened to get it

RNAcentral/rnacentral-import-pipeline,RNAcentral/rnacentral-import-pipeline,RNAcentral/rnacentral-import-pipeline,RNAcentral/rnacentral-import-pipeline