* dotcards.c: Update to prevent segfault.
* fourier.c, fourier.h: com_fourier is now calling fourier(), a
function with more parameters.
* dotcards.c: Added assertions to guard a double indirection, now
ngspice will bomb out on an assertion instead of a segfault.
frontend/com_help.c frontend/com_plot.c frontend/com_set.c
frontend/com_unset.c frontend/quote.c include/cpdefs.h
include/defines.h include/wordlist.h maths/ni/niconv.c
misc/Makefile.am parser/Makefile.am parser/numparse.c
misc/wlist.c parser/wlist.c parser/wlist.h: Sorry for the big
commit, I screwed up the last one. See the ChangeLogs for an
account of what changed.