47045a53c0507cae4bdc7095f515b3c585500b7d Make error message for insufficient simulation length more informative. (cherry picked from commit 13df4979d81ac456b7de61a8d6fd10a95b7eb7c4)

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 423 | PASS: 421 | FAIL: 0 | XFAIL: 2 | XPASS: 0

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 421 | PASS: 419 | FAIL: 0 | XFAIL: 2 | XPASS: 0

A full log can be found on karaba in '/tmp/dynare-4.4-check-s9C2OFgnN3.log'.