Updated methods.  Created method for downloading refseq/release .gbff's.
Updated methods.  Created method for downloading refseq/release .gbff's.

datasnakes/Datasnakes-Scripts,datasnakes/Datasnakes-Scripts,datasnakes/Datasnakes-Scripts,datasnakes/Datasnakes-Scripts,datasnakes/Datasnakes-Scripts,datasnakes/Datasnakes-Scripts