Use the gc to get a good destruct order when DO_PIKE_CLEANUP is used. This

should avoid bogus errors from destroy functions in that case.

Rev: src/array.c:1.155
Rev: src/gc.c:1.242
Rev: src/gc.h:1.106
Rev: src/main.c:1.192
Rev: src/object.c:1.251
Rev: src/object.h:1.81