Get scorecard's woe_bin summary
Arguments
- bins
- An output from `scorecard::woebin` or `risk3r::woebin2` functions. 
- sort
- Sort the data frame by information value. Default TRUE. 
Examples
if (FALSE) {
  data(germancredit, package = "scorecard")
  bins <- woebin2(
    germancredit,
    y = "creditability",
    # x = c("credit.amount", "housing", "duration.in.month", "purpose"),
    no_cores = 0,
    method = "tree"
  )
  bin_summary <- woebin_summary(bins)
  bin_summary
  if (require(dplyr)) {
    dplyr::glimpse(bin_summary)
    dplyr::filter(bin_summary, !monotone, !factor)
  }
}