Changes in msme 0.4.3
=====================

 o Fixed registration of S3 methods.  

Changes in msme 0.4.2
=====================

 o Added new function 'nbinomial' to fit negative binomial regression
   with some extra reporting, eg Pearson residuals.  

 o Extended summary.msme to optionally report Pearson residuals.  

 o Added new references to help files and rejigged data examples to use
   msme functions.

 o Now exporting asymptotic likelihood ratio test function, alrt.

