add quick extend method
add quick extend method

vqvu/highland,jgrund/highland,vqvu/highland,dayoadeyemi/highland,Andolamin/highland,Whoaa512/highland,Andolamin/highland,kwangkim/highland,kjvalencik/highland,kjvalencik/highland,dayoadeyemi/highland,surgeforward/highland,jgrund/highland,caolan/highland,megawac/highland,megawac/highland,kwangkim/highland,svozza/highland,caolan/highland,svozza/highland,icio/highland,Whoaa512/highland,surgeforward/highland,quarterto/highland,icio/highland