title: use removePIE remove the ALSR of app binary
body: <p>i have download removePIE from github,and move this tool to iphone:/usr/bin/removePIE.
  execute </p>
  
  <p>zhangpengde-iPhone:~ root# removePIE /var/mobile/Containers/Bundle/Application/B87766C4-0F0C-45F0-99D0-0AA1410256B5/WeChat.app/WeChat
  magic : feedfacf
  File is not a MACH_O binary</p>
  
  <p>if WeChat is not MACH_O binary,which file is MACH_O binary?</p>