config.py links for raw transcript tables

[zmiimz]

link from config.py
fns[('hg38', 'raw')] = [
('raw_refseq', 'hg38.refseq.gff.gz',
'ftp://ftp.ncbi.nlm.nih.gov/genomes/H_sapiens/GFF/ref_GRCh38.p12_top_level.gff3.gz'),

is already in archive
ftp://ftp.ncbi.nlm.nih.gov/genomes/Homo_sapiens/ARCHIVE/ANNOTATION_RELEASE.109/GFF/ref_GRCh38.p12_top_level.gff3.gz

m.b. it is would be better or useful to add some generic download links for resources like these? or to move them into separate "additional config-like" file.