Version 2.2.1

Fixes

• Fixed warnings raised by r-devel versions
• Fixed typo in the docs of approximateRefSets yielding the function not being exported

Version 2.1.0

New Features

• uniform crossover recombinator recUnifCrossover
• parameter log.stats for ecr function (possibility to define fitness statistics to be logged)
• logical log.pop argument for ecr function (should each population be saved in the logger?)
• possibility to store additional stuff in logger via extras
• terminators stopOnEvals and stopOnOptY