This is selectable as 'option newtrunc' (--enable-Predictor is required)
Remove --enable-NEWTRUNC
Add three option parameters (default):
lteTrtol (500), lteReltol (1e-3), lteAbstol (1e-6)
Add new error function for TRAP, similar to GEAR
(tentative, to be improved), in ckttrun.c
Enable PREDICTOR as default with Visual Studio.