exportPattern("^[[:alpha:]]+")
importFrom("multcomp", "glht","mcp")
importFrom("PMCMR", "posthoc.kruskal.nemenyi.test")
importFrom("stats", "aggregate", "bartlett.test", "chisq.test",
           "fisher.test", "formula", "kruskal.test", "p.adjust",
           "quantile", "sd", "shapiro.test", "t.test", "wilcox.test")
importFrom("utils", "combn", "data")
