addBins                 addBins()
addMetricAndArrangeGRanges
                        addMetricAndArrangeGRanges()
meanColor               meanColor
plotAverageProfile      plotAverageProfile()
plotBinning             plotBinning()
plotBoxMetric           plotBoxMetric()
plotEpistack            plotEpistack()
plotMetric              plotMetric()
plotStackProfile        plotStackProfile()
plotStackProfileLegend
                        plotStackProfileLegend()
redimMatrix             redimMatrix()
stackepi                epistack example and test dataset
