2017/07/22 Sebastien Bihorel <sb.pmlab@gmail.com>
  
  * Bug fix in optimsimplex for Spendley method

2014/01/26 Sebastien Bihorel <sb.pmlab@gmail.com>

  * Change vignette data location to comply to R 3.0 requirements
  * Add NAMESPACE
  * Rename .Rnw file due to creation of optimbase.tex doc file
  * Formal creation of "existing" or new classes:
    - optimsimplex
    - simplex
    - vertex
  * Add is and print methods for 3 new classes
  * optimsimplex: replace optimsimplex.new and include method option to create 
  simplex object based upon 6 pre-existing methods (axes, coords, etc...)
  * deprecated function: optimsimplex.new, optimsimplex.axes, 
  optimsimplex.coords, optimsimplex.oriented, optimsimplex.pfeffer,
  optimsimplex.randbounds, optimsimplex.spendley, optimsimplex.print. 
  
2011/03/30 Sebastien Bihorel <sb.pmlab@gmail.com>

  * Corrected encoding of vignette source (latin1 instead of utf8x)

2011/03/16 Sebastien Bihorel <sb.pmlab@gmail.com>

  * Correction of a bug affecting multiple function when optimsimplex was used 
  in an optimization problem with only one parameter. List of corrected 
  functions are: optimsimplex.coords, optimsimplex.getall, optimsimplex.getallfv,
  optimsimplex.getallx, optimsimplex.getve, optimsimplex.getx, 
  optimsimplex.oriented, optimsimplex.randbounds, optimsimplex.reflect,
  optimsimplex.setallx, optimsimplex.shrink, optimsimplex.size,
  optimsimplex.sort, optimsimplex.spendley, and optimsimplex.xbar
   
  
2010/05/11 Sebastien Bihorel <sb.pmlab@gmail.com>

  * optimsimplex.Rnw: corrected \bibliography{optimsimplex.bib} to
    \bibliography{optimsimplex} to address compilation issue in Windows.
