exportPattern("^[^\\.]")
importFrom("methods", "as")
importFrom("grDevices", "boxplot.stats", "colors", "dev.off", "png","rainbow", "dev.cur", "gray")
importFrom("utils", "browseURL", "count.fields", "head", "read.delim","write.table","install.packages")
importFrom("stats", "runif","qnorm","as.formula","pgeom","weighted.mean","coefficients","lm","quantile","aggregate","median")
importFrom("graphics", "axis", "box", "identify", "image", "lines","locator", "mtext", "par", "plot", "plot.new", "plot.window","points", "polygon", "rect", "segments", "text", "title","legend")

S3method(plot, confound.grid)
S3method(plot, xy.ab.p)
S3method(plot, sparge)
S3method(lines, sparge)

importFrom("grDevices", "col2rgb", "rgb")
importFrom("graphics", "abline", "boxplot")


