Version 1.6.0 [2017-07-11]
 * Released on CRAN.
 
Version 1.5.9 [2017-07-10]
 * Updated README - minor typos.
 * Updated vignette - fixed canonical links to R packages.
 * Updated R code - tidy code to avoid long length.
 
Version 1.5.8 [2017-06-21]
 * Updated R code - minor improvements.
 * Updated R code - notational consistency with SimCorMultRes.
 * Updated documentation - notational consistency with SimCorMultRes.
 * Updated documentation - links to ease reading of formulae.

Version 1.5.7 [2017-06-19]
 * Updated R code - minor improvements.
 
Version 1.5.6 [2017-06-16]
 * Updated README.Rmd - links to CRAN.

Version 1.5.5 [2017-06-15]
 * Added README.Rmd.
 * Updated documentation - proposed reference style. 

Version 1.5.4 [2017-06-13]
 * Updated vignette - typos.
 * Updated DESCRIPTION - links to github.

Version 1.5.3 [2016-02-03]
 * Updated vignette - fixed references.

Version 1.5.2 [2015-09-08]
 * Updated maintainer's email address.
 * The package now imports functions from the R packages stats and utils.

Version 1.5.1 [2015-03-11]
 * Updated CITATION file.
 * Updated documentation.
 * Now the argument repeated in the functions nomLORgee, ordLORgee and intrinsic.pars accepts variables with names that are derivates of the word "repeated" (reported by Arianna Cecchetti).
 * Added a vignette file.

Version 1.5.0 [2014-11-02]
 * Updated NAMESPACE file.
 * Corrected the NEWS file.
 * Updated CITATION file.
 * Introduced a x.y.z versioning system.

Version 1.4 [2013-12-03]
 * Made optional the argument repeated in the functions nomLORgee, ordLORgee and intrinsic.pars.
 * Modified the arguments of the function intrinsic.pars. 
 * Updated CITATION and references in the documentation.
 * Updated maintainer's email address.

Version 1.3 [2013-06-21]
 * Changed licence to GLP-2 | GLP-3.

Version 1.2 [2013-05-30]
 * Added function waldts for testing goodness of fit between nested GEE models.
 * The arguments id and repeated in functions nomLORgee and ordLORgee should not be provided in character string.
 * Made optional the data argument in the functions nomLORgee and ordLORgee.
 * Minor changes in the class "LORgee".
 * Updated documentation.
 * Created a CITATION.

Version 1.1 [2012-11-07]
 * Added an R(>=2.15.0) dependency.
 * Minor changes in function fitLORgee.
 * Fixed contrasts in functions nomLORgee and ordLORgee.
 * Added information regarding the "LORgee" class.

Version 1.0 [2012-11-07]
 * The first version of the R package multgee is released on CRAN.