File ask_shutdown artifact 47a3414444 part of check-in f56bcf1c34

#!/usr/bin/wish
if {![llength $argv]} {
	puts stderr "Usage $argv0 machinename"
	exit 1
}
set name [lindex $argv 0]
label .top -text "Virtual machine [lindex $argv 0] is still running" -font {serif 20}
frame .buttons 
button .buttons.shutdown -text "Shut down" -command "exec vws shutdown $name
destroy ."
button .buttons.suspend -text "Suspend" -command "exec vws save $name
destroy ."
button .buttons.bgd -text "Run in background" -command "destroy ." -default active
pack .buttons.shutdown .buttons.suspend .buttons.bgd -side left -expand n -padx 20 -pady 10
#.top configure -wraplength [winfo reqwidth .buttons]p
pack .top -side top -expand y -fill x -padx 10 -pady 20
pack .buttons -side top -expand n