MurEpi.ChIP.small       Example data set: Murine ChIP-seq data of GEO
                        GSE77004
MurEpi.RNA.small        Example data set: Murine RNA-seq RPKM values of
                        GSE77004
MurEpi.RRBS.small       Example data set: Murine methylation status
                        data set of GSE77004
aggregateRanges         Aggregate GRanges with columns of attached
                        values to genes
summarizeRanges         Summarize Aggregated GRanges
