BLUEGENE - fix a host of memory leaks

src/plugins/select/bluegene/ba_bgq/block_allocator.c

src/plugins/select/bluegene/ba_common.c

src/plugins/select/bluegene/ba_common.h

src/plugins/select/bluegene/bg_job_info.c

src/plugins/select/bluegene/bg_job_place.c

src/plugins/select/bluegene/bg_job_run.c

src/plugins/select/bluegene/bg_record_functions.c