exportPattern("^[^\\.]")
import(RColorBrewer)
import(ggplot2)
import(gplots)
import(igraph)
importFrom("grDevices", "colorRampPalette", "devAskNewPage")
importFrom("stats", "aggregate", "as.formula", "cor", "shapiro.test",
             "t.test", "var", "wilcox.test")