2010-03-28 vs. 1.1.0 - Jose Claudio Faria  <joseclaudio.faria@gmail.com>

  * The classes SK and SK.nest have been simplified
  * The S3 method to plot Sk and SK.nest objects was enhanced
	  
2009-01-23  vs. 1.0.0 - Jose Claudio Faria  <joseclaudio.faria@gmail.com>

  * Released to CRAN

