Filter out psl file.
https://anaconda.org/bioconda/ucsc-pslfilter/badges/version.svg
https://anaconda.org/bioconda/ucsc-pslfilter/badges/latest_release_date.svg
https://anaconda.org/bioconda/ucsc-pslfilter/badges/latest_release_relative_date.svg
https://anaconda.org/bioconda/ucsc-pslfilter/badges/platforms.svg
https://anaconda.org/bioconda/ucsc-pslfilter/badges/license.svg
https://anaconda.org/bioconda/ucsc-pslfilter/badges/downloads.svg