Merge branch 'renice' of git://github.com/kerolasa/lelux-utiliteetit

* 'renice' of git://github.com/kerolasa/lelux-utiliteetit:
  renice: reorder usage() option descriptions
  rename: add getpriority() message lookup table
  renice: fix numeric uid argument parsing
  renice: avoid having same lines of code twice
  renice: disallow --priority <arg> without pid argument
  rename: use usage and version print out macros
  renice: reorder functions to avoid need of function prototype