2017-08-12 Steven Chiou <schiou@utdallas.edu>
	* Removed skiTum and added a simulated replacement
	* Fix some bugs on display
2017-07-17 Steven Chiou <schiou@utdallas.edu>
        * Changed maintainer's email
	* Added a warning message when Bootstrap samples failed to converge.
	* Added coef and vcov.
	* Speed improvement.
	* Changed method names for SWa, SWb, SWc, HSWa, and HSWb.
2017-03-23 Steven Chiou <schiou@hsph.harvard.edu>
	* Added HSWa and HSWb from Section 5.4 of Sun's book
2017-03-23 Steven Chiou <schiou@hsph.harvard.edu>
	* Added scale change model
2016-09-21 Steven Chiou <schiou@hsph.harvard.edu>
	* Updated references.
2016-08-01 Steven Chiou <schiou@hsph.harvard.edu>
        * Cleaned the package for re-submission. 
2010-09-17 Xiaojing Wang <wangxj03@gmail.com>
	* Improved panelReg.
	* Add data set "bladTumor".
