Update release to latest data

#98 - Provide methods in JSON, and build for release

#36 - canonical transcripts - need to add tags to genome build specif…

…ic data

bump version

Force always build files as not intermediaries

Update release scripts to snakemake file conventions

issue #83 - switch to GTF for Ensembl

issue #85 - data release helper code

issue #80 - add Ensembl 112

issue #73 - missing gene symbols

#72 - Correctly handle ncRNA_gene GFF data