src/rating- creates a rating.src/rate- takes in a list of teams, which is a list of ratings, perhaps a model (by default it uses Plackett-Luce), and runs ratings on them. This is a good place to startsrc/ordinal- converts a rating into something people can sort ratings by.
src/constants- these might be configurable constants, some day.src/statistics- generalized statistics-related functions used by models.src/util- other generalized methods.src/models/*- different models, enumerated inindex.