0.11

  - fixed toggle between transmit/receive
  - implemented command-line arg for block length (argv[4])
  - fixed multiple aaaa blocks at program start
  - changed interface commands to match RFC suggestions
  - implemented 'z' to mark end of IP frame
 
 -- aaron, memfis, jogi: Fri, Mar 31st 2006

0.10

  - combined flagin and flagout into one program flagio

 -- aaron, jogi Oct, 5th 2005