Create chain file with subset of chains that appear in the net
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/version.svg
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/latest_release_date.svg
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/latest_release_relative_date.svg
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/platforms.svg
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/license.svg
https://anaconda.org/bioconda/ucsc-netchainsubset/badges/downloads.svg