ltp/numa: cleanup work for numa/*

* Remove useless test.sh

* Remove outdated numa_node_size.c
  Note: abandoned in commit 67045d7530

* Rewrite support_numa.c
  Note: No need to include test.h to get ltp standard
  PASS/FAIL as ordinary testcases, it's just an aided
  process which calling in numa.sh)

* Update README document

Signed-off-by: Li Wang <liwang@redhat.com>
Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
5 files changed