remove redirection of stdin as it break noninteractive run and use common desktop work-flow (BNC#766555)
remove from help note about package install as preferred solution is zypper
for LXDE use gtk GUI by default
remove useless comments and impore shell conditions
changes
Merge pull request #107 from yast/yast2_script_cleanup

Yast2 script cleanup
remove duplicite tests
Merge remote-tracking branch 'origin/master' into improve_tests
changes