Handle taxonomic sources in interim Arguson format.
Handle taxonomic sources in interim Arguson format.

This code also anticipates the most likely solution, using an array of
strings and detecting whether each is a CURIE or a URL.

OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree