CHANGES IN VERSION 3.0
----------------------

USER VISIBLE CHANGES

    o The functions score.test, GxE.scan, GxE.scan.partition and GxE.scan.combine have been added.
    o The functions snp.logistic and snp.scan.logistic can now handle imputed genotypes.

BUG FIXES

    o The function snp.logistic checks that the snp variable is used in main.vars or int.vars.

PLANS

    o The next release will have a new Wald test function.