2018-05-16 Arthur Allignol <arthur.allignol@gmail.com>

	* Version number 0.5.4
	* bug fix when the data with time-dependent variables are not
	ordered

2017-09-18 Arthur Allignol <arthur.allignol@gmail.com>

	* Version number 0.5.3
	* Maintainer email address change

2017-01-13 Arthur Allignol <arthur.allignol@gmail.com> 

	* version number 0.5.2
	* NAMESPACE and DESCRIPTION: import stats and survival
	* Examples and tests: require(survival) statements
	* Rerun of the test file

2013-09-16 Arthur Allignol <arthur.allignol@gmail.com>

	* DESCRIPTION: update version number;
	clean import,depends
	* NAMESPACE: clean the imports

2011-11-28 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* new version number 0.4
	* kmi: new possibility to fit a proportional hazards model to
	model the censoring distribution. Censoring times are then imputed
	from the estimated model.

2011-3-5 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* new version number 0.3-4
	* icu.pneu: Add 2 covariates
	* test: Rerun the test file

2010-5-26 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* kmi.R: Function works when etype is specified as a factor
	* test.kmi.R: New tests to check results when etype is specified as 
	a factor
	
2009-5-25 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* Argument x in cox.kmi is replaced by imp.data
	* Slight improvement of the documentation
	
2009-5-8 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* A t-test and associated p-value are computed in print.cox.kmi
	and summary.cox.kmi
	
2009-5-6 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* New user interface.
	Model specification in kmi is now done using formulas and works 
	in a manner comparable to survfit for competing risks data

	* New internal functions kmi.classic (for right-censored data)
	and kmi.tdc (for right-censored data with time-dependent covariates)
	instead of one single kmi function

	* Individual results pooling in cox.kmi() is now done using MIcombine()
	from the mitools package. 
	New argument df.complete in cox.kmi

	* Inclusion of a data set icu.
	
2009-4-17 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* Correct computation of the probabilities for the sampling in kmi
	
2009-3-4 Arthur Allignol <arthur.allignol@fdm.uni-freiburg.de>

	* Creation of the package