youtube-dl: Updated to version 2013.10.09

$ git alg 2013.10.04..2013.10.09
* 8f1ae18 - release 2013.10.09
* 57da92b - [youtube] Do not recognize attribution link as user (Fixes #1573)
*   df4f632 - Merge pull request #1584 from wingsuit/master
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| * 1d368c7 - Tiny tpo
* | a34c2fa - [youtube] set the 'name' parameter in the subtitles url (fixes #1577)
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* 88bd97e - [vevo] Some improvements (fixes #1580)
* 2ae3edb - Fix the printing of the proxy map in debug mode
* b2ad967 - Simplify test setup
* a27b9e8 - Move opener setup into a separate helper function
* 4481a75 - release 2013.10.07
* faa6ef6 - [jeuxvideo] Improve code quality (fixes #1567)
* 15870e9 - Restore warning when user forgets to quote URL (#1396)
* 387ae5f - [vimeo] Recognize urls ending in a slash (fixes #1242)
* 1310bf2 - [redtube] add age_limit
*   b24f347 - Merge branch 'download-archive'
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| * ee6c9f9 - Remove superfluous parenthesis
| * c1c9a79 - Add basic --download-archive option
* |   2a69c6b - Merge branch 'age_limit'
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| * | cfadd18 - Call extracted property age_limit everywhere
| * | 8dbe989 - Allow users to specify an age limit (fixes #1545)
* | | e484c81 - [generic] Clarify error messages
* | | 7e5e830 - release 2013.10.06
* | | 41e8bca - [viddler] Add basic support (Fixes #1520)
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* | f4aac74 - Move try_rm to test helpers
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*   226113c - Merge remote-tracking branch 'origin/tox'
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| * 79cfb46 - add tox configuration file for easy testing
* | 8932a66 - [fixup] remove unnecessary commented function
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* 00fcc17 - add capability to suppress expected warnings in tests
* e94b783 - [googleplus] Fix upload_date detection
* 97dae9a - [bliptv] Make sure video ID is a string
* c3fef63 - [dailymotion] Fix playlist extraction
* 46e28a8 - [brightcove] Fix up some broken HTML (#1553)
* 17ad2b3 - [yahoo] Switch ext of test
* 5e2a60d - [yahoo] Fix test title
* cd21441 - [redtube] pep8
* ba2d9f2 - [jeuxvideo] fix video file md5sum
* 7f8ae73 - Include length in player cache ID
* 466880f - [yahoo] Do not try to run rtmpdump on travis
* 9f1f6d2 - [rtlnow] Skip test on travis
* 9e0f897 - [francetv] Use common format for ID of generation-quoi subextractor
*   c0f6aa8 - Merge remote-tracking branch 'origin/master'
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| *   a90b9fd - Merge pull request #1551 from rzhxeo/flickr
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| | * 8294934 - [FlickrIE] Fix HTTPS url
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* | d93bdee - [comedycentral] Prepare for generic video extraction (#980)
* | f13d093 - [mtv] Prepare for #980
* | 2f5865c - Clarify that url and ext are optional when formats is given (#980)
* | deefc05 - Document formats (for #980)
* | 0d8cb1c - [ted] Prepare #980 merge
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*   3cd022f - Merge remote-tracking branch 'rzhxeo/rtl_ntv'
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| * 4c62a16 - [RTLnowIE] Add support for http://n-tvnow.de
* |   abefd1f - Merge remote-tracking branch 'rzhxeo/rtl_upload_date'
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| * | adfeafe - [RTLnowIE] Allow video description without upload date
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| * c0de39e - Merge pull request #2 from rg3/master
* c21315f - [youtube] new static 82 signature

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