Rcpp (>= 0.11.1), dplyr, parallel, ggplot2, plotrix,
gridExtra, reshape2
Rcpp (>= 0.11.1), ontologyIndex, ontologySimilarity,
ontologyPlot, plotrix
Rcpp (>= 0.11.1), ontologyIndex (>= 2.0), ontologySimilarity
(>= 2.0), ontologyPlot