Twitch extractor fails when URI contains hash fragment

[nagisa]

$ youtube-dl 'http://www.twitch.tv/miracle_doto#profile-0' --verbose
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['http://www.twitch.tv/miracle_doto#profile-0', '--verbose']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2015.07.07
[debug] Python version 3.4.3 - Linux-4.0.7-2-ARCH-x86_64-with-arch-Arch-Linux
[debug] exe versions: ffmpeg 2.7.1, ffprobe 2.7.1, rtmpdump 2.4
[debug] Proxy map: {}
[twitch:stream] miracle_doto#profile-0: Downloading stream JSON
[twitch:stream] miracle_doto#profile-0: Downloading channel access token
ERROR: An extractor error has occured. (caused by KeyError('sig',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/common.py", line 273, in extract
    return self._real_extract(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/twitch.py", line 362, in _real_extract
    'sig': access_token['sig'].encode('utf-8'),
KeyError: 'sig'
Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/common.py", line 273, in extract
    return self._real_extract(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/twitch.py", line 362, in _real_extract
    'sig': access_token['sig'].encode('utf-8'),
KeyError: 'sig'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/youtube_dl/YoutubeDL.py", line 654, in extract_info
    ie_result = ie.extract(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/common.py", line 279, in extract
    raise ExtractorError('An extractor error has occured.', cause=e)
youtube_dl.utils.ExtractorError: An extractor error has occured. (caused by KeyError('sig',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

It works fine if hash fragment is removed. It should work in either case.