931ea41f187a452f3ad6a2355e552b6710fbd41e Fix substring operator in macro-processor.

================================ DYNARE MAKE CHECK MATLAB RESULTS ================================ | TOTAL: 484 | PASS: 474 | FAIL: 8 | XFAIL: 2 | XPASS: 0 | LIST OF FAILED TESTS: | * fs2000/fs2000_calib_dseries.mod | * ep/rbc.mod | * ep/rbcii.mod | * deterministic_simulations/homotopy.mod | * block_bytecode/run_ls2003.m(0,0,0,0) | * block_bytecode/run_ls2003.m(0,1,0,0) | * block_bytecode/run_ls2003.m(1,0,0,0) | * block_bytecode/run_ls2003.m(1,1,0,0)

================================ DYNARE MAKE CHECK OCTAVE RESULTS ================================ | TOTAL: 478 | PASS: 469 | FAIL: 7 | XFAIL: 2 | XPASS: 0 | LIST OF FAILED TESTS: | * fs2000/fs2000_calib_dseries.mod | * identification/kim/kim2.mod | * identification/as2007/as2007.mod | * ep/rbc.mod | * ep/rbcii.mod | * deterministic_simulations/homotopy.mod | * ../matlab/@dseries/detrend.m#1

A full log can be found on karaba in '/tmp/dynare-master-check-BgoDgGE3yo.log'.