//Method: POST
//Enctype: application/x-www-form-urlencoded
//Parametes: sender, receiver, text, token, status=0

* receiver: 
  - /o/null: [Text] will be dropped off.
  - /o/console: [Text] will show on server-console.
  - /o/cache: [Text] will not be saved to file.
* status: 
  - 0: [Text] will be saved to file.
  - 1: [Text] will not be saved to file.
* sender: show yourself.