08/12/2009
bug in computation of weights for the EB estimate of random effects in GLMM_longitPred_nmix_gauss.cpp fixed

22/11/2009
function NMixClust renamed to NMixPlugDA

06/11/2009
bugs in GLMM_updateRanEf.cpp found and fixed:  
  * eta_random was computed incorrectly as Z %*% bscaled and not as Z %*% b, where b = shift + diag(scale) %*% b
  * pointers in the final part of the code did not shift correctly


