Merge branch '2012wk28'

Merge branch '2012wk28'

* 2012wk28:
  translation: unify file open error messages
  translation: unify stat error messages
  utmpdump: use help and version output macros
  su: align with howto-usage-function
  fdisk: make if clause easier to read
  look: remove extra semicolon
  utmpdump: remove unused variable
  swapon: remove unused variables
  lib/loopdev: minor bug fix: add missing semicolon
  lib/pager: minor compiler warning fixes
  libblkid: remove duplicate entries in symbols