Skips biotype when making the mask if not specified in the GTF.
Skips biotype when making the mask if not specified in the GTF.

chapmanb/cloudbiolinux,rchekaluk/cloudbiolinux,chapmanb/cloudbiolinux,joemphilips/cloudbiolinux,rchekaluk/cloudbiolinux,joemphilips/cloudbiolinux,joemphilips/cloudbiolinux,joemphilips/cloudbiolinux,rchekaluk/cloudbiolinux,chapmanb/cloudbiolinux,chapmanb/cloudbiolinux,rchekaluk/cloudbiolinux