CHANGES IN VERSION 1.0.0
-------------------------
    o initial release

CHANGES IN VERSION 1.0.1
-------------------------
    o fixed typo in vignette
    o added code example for drawVolcanoPlot function
    o increased size of circles for motif-associated k-mers in drawVolcanoPlot
    function

CHANGES IN VERSION 1.0.2
-------------------------
    o updated roxygen2
    o updated license
    o clarified argument description of SPMA
    o fixed issue with multi-threaded cluster environment
