min, max, `<, `<=, `>=, `>, `==, `!=, `- and `/ now takes any amount

of arguments.

Rev: src/las.c:1.51
Rev: src/modules/math/math.c:1.9
Rev: src/operators.c:1.25
Rev: src/pike_types.c:1.32
Rev: src/pike_types.h:1.9