Fixed bug: now allows for >2 responses in multivariate response model

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r2mlwin@66 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
fixed residuals for multivariate response models; appropriate MCMC residuals now returned; removed resioptions = c("sampling")

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r2mlwin@67 edb9625f-4e0d-4859-8d74-9fd3b1da38cb