Add support for independent.bbvms.com

[Metztli]

Apologies. I left all the verbosity in your template due to uncertainty in submission process.
This URL works in the browser: https://independent.bbvms.com/view/embed/2957075.html
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Add the -v flag to your command line you run youtube-dl with (youtube-dl -v <your command line>), copy the whole output and insert it here. It should look similar to one below (replace it with your log inserted between triple ```):
"
youtube-dl -v https://independent.bbvms.com/view/embed/2957075.html
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', 'https://independent.bbvms.com/view/embed/2957075.html']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2018.06.19
[debug] Python version 3.5.3 (CPython) - Linux-4.14.0-3+reiser4.0.2-amd64-x86_64-with-debian-9.4
[debug] exe versions: ffmpeg N-91178-g8a4dbd3e9f, ffprobe N-91178-g8a4dbd3e9f
[debug] Proxy map: {}
[generic] 2957075: Requesting header
WARNING: Falling back on generic information extractor.
[generic] 2957075: Downloading webpage
[generic] 2957075: Extracting information
ERROR: Unsupported URL: https://independent.bbvms.com/view/embed/2957075.html
Traceback (most recent call last):
File "/usr/local/lib/python3.5/dist-packages/youtube_dl/YoutubeDL.py", line 792, in extract_info
ie_result = ie.extract(url)
File "/usr/local/lib/python3.5/dist-packages/youtube_dl/extractor/common.py", line 501, in extract
ie_result = self._real_extract(url)
File "/usr/local/lib/python3.5/dist-packages/youtube_dl/extractor/generic.py", line 3263, in _real_extract
raise UnsupportedError(url)
youtube_dl.utils.UnsupportedError: Unsupported URL: https://independent.bbvms.com/view/embed/2957075.html

[]% youtube-dl --version
2018.06.19
"
[]

All I wanted is to download the video. Thanks.