[DynareDev] Status of testsuite in 4.4 branch

cf91fbe335f6015fcecd30b277b5202db2bcf820 (Partial) Manual cherry-pick of 214dc747237b8a3ddce4267039ada25d0ab2f0e6.

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 439 | PASS: 437 | FAIL: 0 | XFAIL: 2 | XPASS: 0

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 433 | PASS: 431 | FAIL: 0 | XFAIL: 2 | XPASS: 0

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