rapt: Atom Probe Tomography Analysis

## rapt-deprecated
#' @title Deprecated functions in package \pkg{rapt}.
#' @description The functions listed below are deprecated and will be defunct in
#'   the near future. When possible, alternative functions with similar
#'   functionality are also mentioned. Help pages for deprecated functions are
#'   available at \code{help("-deprecated")}.
#' @name rapt-deprecated
#' @keywords internal
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