News about the `cytometree` R package

Main changes in Version 2.0.2 --- this is only a minor release:

better args checks for R 4.0.0

Main changes in Version 2.0.0 (2019-08-19)

CyTOF data support through CytofTree()
various bug fixes (mostly in the supervised option)

Main changes in Version 1.3.0 (2019-01-12)

(semi-)supervised option

Main changes in Version 1.2.0 (2018-08-23)

improved plot_nodes() function
added plot_cytopop() function for displaying populations counts

Main changes in Version 1.1.1 (2017-10-22)

Added a 3 component Gaussian mixture option

Main changes in Version 1.1.0 (2017-10-10)

Improved the annotation process allowing for 3 levels of expression and using the tree
Added a NEWS.md file to track changes to the package.
Added a vignette autogating_cytometree
Added a README.Rmd

Main changes in Version 1.0.1 (2017-07-03) --- this is only a minor release:

bug fix