4.0: merged r2132 and parts of r2191 changesets (modified computation of...

4.0: merged r2132 and parts of r2191 changesets (modified computation of log(det(invhess)) to solve cases in large models where det(invhess) is smaller than machine precision)


git-svn-id: https://www.dynare.org/svn/dynare/branches/4.0@2208 ac1d8469-bf42-47a9-8791-bf33cf982152