Log Message:
(graphics/R-effects) Updated 4.2.1 to 4.2.2

Version 4.2-2

 o Added warning or note about unestimable effects.

 o More robust computation of residual df in Effect.lm(), to
 accommodate broader classes of models.

 o Insure that factor levels of focal predictor are in proper order
 bug (reported by Christoph Scherber) didn't visibly affect plots or
 tables, just order of levels in returned factor.

 o Functions supported by effects vignette rewritten (and renamed).