exportPattern("^[[:alpha:]]+")
importFrom(Hmisc, approxExtrap)
# importFrom(munsellinterpol, MunsellHVC, xyz2srgb)
importFrom(pracma, interp1, trapz, circshift, mrdivide, polyarea)
importFrom(sp, point.in.polygon)
importFrom(stats, approx, approxfun)
importFrom(graphics, par, plot, segments)
importFrom(utils, modifyList)

