bye bye accumulator

Rev: bin/mkpeep.pike:1.14
Rev: src/Makefile.in:1.190
Rev: src/array.c:1.67
Rev: src/docode.c:1.68
Rev: src/docode.h:1.9
Rev: src/error.h:1.41
Rev: src/gc.c:1.75
Rev: src/interpret_functions.h:1.10
Rev: src/interpreter.h:1.42
Rev: src/language.yacc:1.180
Rev: src/lex.c:1.74
Rev: src/lex.h:1.15
Rev: src/object.c:1.117
Rev: src/opcodes.c:1.74
Rev: src/operators.c:1.91
Rev: src/peep.c:1.30
Rev: src/peep.h:1.5
Rev: src/peep.in:1.28