add external command
add external command

catinred2/leaf,horryq/leaf,deliangyang/leaf,w4ngyi/leaf,abel/leaf,zhutaorun/leaf,linmingren/leaf,gale320/leaf,freeznet/leaf,voidException/leaf,yangxianjun/leaf,sinuos/leaf,GangWang/leaf,wmydz1/leaf,name5566/leaf