18ed9daafeaf29b0ea093279da19c2d808eb4433 reporting: make errors more clear

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 194 | PASS: 193 | FAIL: 0 | XFAIL: 1 | XPASS: 0

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 192 | PASS: 191 | FAIL: 0 | XFAIL: 1 | XPASS: 0

A full log can be found on karaba in '/tmp/dynare-master-check-assfQY8ENQ.log'.