close child thread when main goes
close child thread when main goes

madhuni/AstroBox,abinashk-inf/AstroBox,abinashk-inf/AstroBox,abinashk-inf/AstroBox,AstroPrint/AstroBox,AstroPrint/AstroBox,abinashk-inf/AstroBox,AstroPrint/AstroBox,madhuni/AstroBox,madhuni/AstroBox,madhuni/AstroBox