please add support for Vkontakte (originally Russian Facebook clone)

[silpol]

here is ---verbose output

$ youtube-dl --verbose http://vk.com/video22829033_161578528
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['--verbose', 'http://vk.com/video22829033_161578528']
[debug] youtube-dl version 2013.10.18.1
[debug] Python version 2.7.4 - Linux-3.8.0-31-generic-i686-with-Ubuntu-13.04-raring
[debug] Proxy map: {}
WARNING: Falling back on generic information extractor.
[generic] video22829033_161578528: Downloading webpage
[generic] video22829033_161578528: Extracting information
ERROR: Unsupported URL: http://vk.com/video22829033_161578528; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/generic.py", line 120, in _real_extract
new_url = self._test_redirect(url)
File "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/generic.py", line 102, in _test_redirect
response = opener.open(HeadRequest(url))
File "/usr/lib/python2.7/urllib2.py", line 410, in open
response = meth(req, response)
File "/usr/lib/python2.7/urllib2.py", line 523, in http_response
'http', request, response, code, msg, hdrs)
File "/usr/lib/python2.7/urllib2.py", line 448, in error
return self._call_chain(_args)
File "/usr/lib/python2.7/urllib2.py", line 382, in _call_chain
result = func(_args)
File "/usr/lib/python2.7/urllib2.py", line 531, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
HTTPError: HTTP Error 501: Not Implemented
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/youtube_dl/YoutubeDL.py", line 353, in extract_info
ie_result = ie.extract(url)
File "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 117, in extract
return self._real_extract(url)
File "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/generic.py", line 180, in _real_extract
raise ExtractorError(u'Unsupported URL: %s' % url)
ExtractorError: Unsupported URL: http://vk.com/video22829033_161578528; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.

[jaimeMF]

I've added support for vk.com videos.Thanks for the report.

[phihag]

Support for VKontakte is available in youtube-dl since version 2013.11.02. Type sudo youtube-dl -U to update, or ask your disitribution's maintainer to release a new version.