anchor.diff:  == Add phone/laptop bluetooth as trusted to the Pi
   * Temporarily:
   
  +-----------------------------------------------------
   bluez-simple-agent hci# xx:xx:xx:xx:xx:xx
  +-----------------------------------------------------
   
   * Permanently:
   
  +-----------------------------------------------------
   sudo bluez-test-device trusted xx:xx:xx:xx:xx:xx yes
  +-----------------------------------------------------
   
   == Start Daemon on Pi
   * Daemon implements start/stop/restart. To start daemon on Pi, type:
  
positive.code: = How To: Bluetooth control of Raspberry Pi
  A simple daemon which accepts commands from a paired bluetooth client.
  
  == Install Python's bluez package on your Pi and PC
  
negative.code: -----------------------------------------------------
  ./rxcmd.py 
  -----------------------------------------------------
  Pi screen should read:
  -----------------------------------------------------
  Accepted connection from  ('xx:xx:xx:xx:xx:xx', 1)
  received [hello!!]
  -----------------------------------------------------
  You can now enter commands
  
  == References
  