export(XPSgrowth)
S3method(plot, "xpsg")
S3method(summary, "xpsg")

import(ggplot2)
importFrom("stats", "nls", "nls.control", "predict")
importFrom("utils", "capture.output", "setTxtProgressBar", "txtProgressBar")
importFrom("brnn", "brnn", "predict.brnn")
importFrom("mgcv", "gam", "predict.gam")
importFrom("dplyr", "summarise", "group_by", "n")
importFrom("magrittr", "%>%")
