Fix bug in mjdgges.mex
See email from 04/22/18.
[err, ss, tt, w, sdim, dr.eigval, info1] = mjdgges(E, D, DynareOptions.qz_criterium, DynareOptions.qz_zero_threshold);
returns sdim=6.
However, manually computing sdim
based on the returned dr.eigval
via
sum(abs(dr.eigval) < DynareOptions.qz_criterium)
returns 8.