Concatenate xml files together, stuffing all records inside a single outer tag.
https://anaconda.org/bioconda/ucsc-xmlcat/badges/version.svg
https://anaconda.org/bioconda/ucsc-xmlcat/badges/latest_release_date.svg
https://anaconda.org/bioconda/ucsc-xmlcat/badges/latest_release_relative_date.svg
https://anaconda.org/bioconda/ucsc-xmlcat/badges/platforms.svg
https://anaconda.org/bioconda/ucsc-xmlcat/badges/license.svg
https://anaconda.org/bioconda/ucsc-xmlcat/badges/downloads.svg