Changes in version 0.99.3 (2015-04-02): o use makeCluster to creat cluster to avoid checking error from Windows. Changes in version 0.99.2 (2015-04-01): o Update indent based on the coding style of Bioconductor. o Trim long line. Changes in version 0.99.1 (2015-03-31): o Add runnable examples for functions. o Update R version dependency from 2.10 to 3.2. o Add non-empty value sections for some functions. Changes in version 0.99.0 (2015-03-27): o Submit cogena to Bioconductor.