ver.2.0.0: Added scores based on a most recent common ancestor (MRCA). Improved the algorithm for the outlier score calculation. Fixed a bug in sorting the clade number. (Formerly, sorted as characters.) Fixed a bug in comparing two scores. (Formerly, compared as characters.) Fixed typoses in the documents. Added a reference to the help document of getAllCentroids function. ver.1.0.1: Fixed a bug which hindered installation of Apoderoides in most MacOSes. Added a text about OpenMP for MacOS in the vignette. Fixed a bug which might cause unexpected wrap-around in some compilers. Added \value to the document of the internal functions. ver.1.0.0: First release.