Revert "Fix GENCODE basic track (#810)" (#811)
Revert "Fix GENCODE basic track (#810)" (#811)

This reverts commit 261eb64cb00aafaf04af7edd8103a1574f5eb04e.
Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode