CHANGES IN VERSION 1.28.0

 o Deprecated a large number of classes and methods that extend eSet

 o Use SummarizedExperiment-derived classes for encapsulating
   genomic data for SNP array copy number estimation

 o Use  ArrayViews class as a means to interrogate a set of files
   on disk (one file per subject) without bringing all data into RAM
   at once

 o Defined parameter classes for the Hidden Markov Model.

 o Defined parameter classes for parsing raw SNP files

 o Fixed a number of bugs pertaining to the HMM implementation
