清理垃圾代码

@echooffecho正在清除系统垃圾文件，请稍等......del/f/s/q%systemdrive%\*.tmpdel/f/s/q%systemdrive%\*._mpdel/f/s/q%systemdrive%\*.logdel/f/s/q%systemdrive%\*.giddel/f/s/q%systemdrive%\*.chkdel/f/s/q%systemdrive%\*.olddel/f/s/q%systemdrive%\recycled\*.*del/f/s/q%windir%\*.bakdel/f/s/q%windir%\