SwatchBooker doesn't start when no internet connection is available

[Olivier Berten]

Traceback (most recent call last):
  File "/usr/lib/swatchbooker/swatchbooker.pyw", line 26, in <module>
    from sbcommon import *
  File "/usr/lib/swatchbooker/sbcommon.py", line 28, in <module>
    import swatchbook.websvc as websvc
  File "/usr/lib/python2.6/dist-packages/swatchbook/websvc/__init__.py", line 34, in <module>
    test = urllib.urlopen('http://www.selapa.net')
  File "/usr/lib/python2.6/urllib.py", line 86, in urlopen
    return opener.open(url)
  File "/usr/lib/python2.6/urllib.py", line 205, in open
    return getattr(self, name)(url)
  File "/usr/lib/python2.6/urllib.py", line 344, in open_http
    h.endheaders()
  File "/usr/lib/python2.6/httplib.py", line 904, in endheaders
    self._send_output()
  File "/usr/lib/python2.6/httplib.py", line 776, in _send_output
    self.send(msg)
  File "/usr/lib/python2.6/httplib.py", line 735, in send
    self.connect()
  File "/usr/lib/python2.6/httplib.py", line 716, in connect
    self.timeout)
  File "/usr/lib/python2.6/socket.py", line 500, in create_connection
    for res in getaddrinfo(host, port, 0, SOCK_STREAM):
IOError: [Errno socket error] [Errno -2] Name or service not known