
2015/11/12 remove compilation notes
2014/04/09 make a trivial modification such that 'mStep' works
   for single-trait analysis.
2014/01/14 changes such as default parameter values are 
   made to improve accuracy.
2013/03/12 replace C function 'exit' with R function 'error'
   and C++ function 'cout' with R function 'Rprintf'. Also
   remove '.First.lib' and change '.onLoad' to '.onAttach'.
2011/07/03 make few modifications.
2011/06/26 resolve the hidden file copying issue in Windows.

