apps/utils/pivot/pivot.c: clean up a few things; print debug messages to stderr.
apps/utils/pivot/pivot.c: clean up a few things; print debug messages to
stderr.

lexsf/crush-tools,google/crush-tools,lexsf/crush-tools,google/crush-tools,google/crush-tools,lexsf/crush-tools,lexsf/crush-tools,lexsf/crush-tools,lexsf/crush-tools,google/crush-tools,google/crush-tools,lexsf/crush-tools,google/crush-tools,google/crush-tools