* removed unmaintained fNode var from listview
* don't exit just in case we can't load the icons,
instead draw an string what the default printer is
* call create_directory only if the printers dir does not exist
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25120 a95241bf-73f2-0310-859d-f6bbb57e9c96