Changes in cnaOpt 0.4.0 (2021-07-08)
	* cnaOpt(), conCovOpt() and other functions: Type of data is now identified automatically, according to the amendment introduced in package cna's version 3.2.0.
	* New arguments in cnaOpt(): reduce, niter, approx, maxCombs.
	* conCovOpt() and findOutcomes() have new arguments rm.dup.factors and rm.const.factors.
	* Some computational improvements and bug fixes.

Changes in cnaOpt 0.3.0 (2021-05-31, not submitted to CRAN)
	* rreduce() is now imported from package cna.

Changes in cnaOpt 0.2.0 (2020-09-14)
	* Account for the renaming of function and class 'truthTab' as 'configTable' made in package cna 3.0.0.
