Change in examples.
Fixed bug in getFixTerms().
Fixed bug in getInitPsi() and getPisFix().
Changes to example in dataset alcohol to show use of functions in formula.
Fixed bug in mvmetaSim() when addSlist used.
Minor bug fixed in getBSCov().
Argument 'env' added to getRandom() to assign an environment to the random-effects formula(e).
Minor changes to the usage of predict() and blup().
NEWS added to the package.
Documentation changed accordingly.