-nsf.c: * switched parameter logic from default for nrargs from 0 to 1 * simplified logic to detect additional arguments in argument parser * improved error message for missing required argument
- removal of unneeded flags "-incontext" and "-nomixins" from * /obj/ info methods * /cls/ info methods These flags are correct for "info lookup", but unneeded for "info methods" + cleanup of ListDefinedMethods()