calcGseaStat            Calculates GSEA statistics for a given query
                        gene set
calcGseaStatBatchCpp    Calculates GSEA statistic valus for all gene
                        sets in 'selectedStats' list.
collapsePathways        Collapse list of enriched pathways to
                        independent ones.
examplePathways         Example list of mouse Reactome pathways.
exampleRanks            Example vector of gene-level statistics
                        obtained for Th1 polarization.
fgsea                   Runs preranked gene set enrichment analysis.
fgseaLabel              Runs label-permuring gene set enrichment
                        analysis.
gmtPathways             Returns a list of pathways from a GMT file.
plotEnrichment          Plots GSEA enrichment plot.
plotGseaTable           Plots table of enrichment graphs using ggplot
                        and gridExtra.
reactomePathways        Returns a list of Reactome pathways for given
                        Entrez gene IDs
