Merge branch 'master' of https://github.com/bvanassche/fio

* 'master' of https://github.com/bvanassche/fio:
  client: Fix memory leaks in handle_job_opt()
  pmemblk: Fix a memory leak
  lib/memcpy: Suppress a Coverity leak report for setup_tests()
  stat: Fix another memory leak in add_ddir_status_json()
  stat: Fix a memory leak in add_ddir_status_json()
  stat: Remove several superfluous if-tests
  stat: Remove more superfluous casts
  stat: Remove two superfluous casts