Merge branch '2014wk19' of git://github.com/kerolasa/lelux-utiliteetit

* '2014wk19' of git://github.com/kerolasa/lelux-utiliteetit:
  setterm: remove ulcolor and hbcolor duplicates
  setterm: add set_blanking() action
  setterm: mark some options to be exclusive with each other
  setterm: various visual terminal effects are not console specific
  setterm: improve error messages
  setterm: tell user when options does not effect
  setterm: improve perform_sequence() coding style
  setterm: correct usage() bright color argument
  setterm: make -msglevel 0 to work as is did earlier
  setterm: remove devfs and /dev/vcsa0 support
  setterm: clean up screendump()
  setterm: add init_terminal() to make main() shorter
  setterm: add option control structure
  setterm: remove usage comment segment
  setterm: move show_tabs() and screendump() functions
  setterm: use string utils to numeric parsing
  setterm: recommend long options with double hyphen
  setterm: use getopt_long_only() for option parsing
  setterm: clean up includes