port option not respected

[Bu11etmagnet]

$ bugjar -p 4242 foo.py
Listening on 0.0.0.0:3742 for a bugjar client
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
Waiting for connection... [Errno 111] Connection refused
^CTraceback (most recent call last):
  File "/usr/local/bin/bugjar", line 11, in <module>
Keyboard interrupt
    load_entry_point('bugjar==0.1.0', 'console_scripts', 'bugjar')()
  File "/usr/local/lib/python2.7/dist-packages/bugjar/main.py", line 77, in local
    jar_run(debugger)
  File "/usr/local/lib/python2.7/dist-packages/bugjar/main.py", line 22, in jar_run
    view = MainWindow(root, debugger)
  File "/usr/local/lib/python2.7/dist-packages/bugjar/view.py", line 88, in __init__
    debugger.start()
  File "/usr/local/lib/python2.7/dist-packages/bugjar/connection.py", line 88, in start
    time.sleep(1.0)
KeyboardInterrupt