Login Failed

After rebooting the bot, this occur login error at login.
Last rebooting is 2 month ago.

I guess some problem in "SESSION_LINE".

```
Traceback (most recent call last):
File "token.py", line 2, in
client = LineClient("emailid@naver.com", "password")
File "/home/isair/private/LINE/line/client.py", line 88, in __init__
self.login()
File "/home/isair/private/LINE/line/api.py", line 101, in login
j = self._get_json(self.LINE_SESSION_LINE_URL)
File "/home/isair/private/LINE/line/api.py", line 348, in _get_json
return json.loads(self._session.get(url, headers=self._headers).text)
File "/usr/local/lib/python2.7/dist-packages/requests/sessions.py", line 480, in get
return self.request('GET', url, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/requests/sessions.py", line 468, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python2.7/dist-packages/requests/sessions.py", line 576, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/requests/adapters.py", line 412, in send
raise ConnectionError(err, request=request)
requests.exceptions.ConnectionError: ('Connection aborted.', BadStatusLine("''",))
```