Changes in version 2.31.2                        

    o   reformat NEWS file

                       Changes in version 2.31.1                        

    o   update DESCRIPTION: maintainer's email address; exclude 'Biobase' and 'survival' from "Imports"

    o   update NAMESPACE: add "Import(Biobase)"

    o   fixed a bug in trans.R: the 'diff' in "tmp > 1 || diff < eps" is a vector

    o   revised visual.R: shorten strings in 'mytitle'

    o   change Weiliang's email address in all .Rd files

    o   revised plotHistDensity.Rd: shorten strings in 'mytitle'