858a1b9b2a277765a116b9127cd6a3db08a11a61 Add a warning if some endogenous is not present in steady_state_model block.

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 433 | PASS: 427 | FAIL: 4 | XFAIL: 2 | XPASS: 0 | LIST OF FAILED TESTS: | * external_function/example1_1st_and_2nd_deriv_functions_provided.mod | * external_function/example1_1st_and_2nd_deriv_functions_provided_dll.mod | * external_function/example1_1st_deriv_function_provided.mod | * external_function/example1_1st_deriv_function_provided_dll.mod

Dynare failed to compile or Octave testsuite failed to run

A full log can be found on karaba in '/tmp/dynare-master-check-L5fOfPUR5y.log'.