[24video] new default domain, old redirect to 24video.tube

[Sality777]

Hi.
Please add support new domain zone .tube for 24video.
example url: http://www.24video.tube/video/view/2363750
youtube-dl version 2017.02.21

$ curl -v "http://www.24video.sex (and .net | .xxx) /"

• Trying 5.35.172.148...
• TCP_NODELAY set
• Connected to www.24video.sex (5.35.172.148) port 80 (#0)
  GET / HTTP/1.1
  Host: www.24video.sex
  User-Agent: curl/7.52.1
  Accept: /

< HTTP/1.1 301 Moved Permanently
< Server: nginx/1.8.1
< Date: Wed, 22 Feb 2017 13:11:16 GMT
< Content-Type: text/html
< Content-Length: 184
< Connection: keep-alive
< Location: http://www.24video.tube/

$ youtube-dl -v http://www.24video.tube/video/view/2363750

[debug] System config: []
[debug] User config: ['--external-downloader', 'aria2c']
[debug] Custom config: []
[debug] Command-line args: ['-v', 'http://www.24video.tube/video/view/2363750']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2017.02.21
[debug] Python version 3.6.0 - Linux-4.9.11-2-zen-x86_64-with-arch
[debug] exe versions: ffmpeg 3.2.4, ffprobe 3.2.4, rtmpdump 2.4
[debug] Proxy map: {}
[generic] 2363750: Requesting header
WARNING: Falling back on generic information extractor.
[generic] 2363750: Downloading webpage
[generic] 2363750: Extracting information

ERROR: Unsupported URL: http://www.24video.tube/video/view/2363750
Traceback (most recent call last):
File "/usr/lib/python3.6/site-packages/youtube_dl/YoutubeDL.py", line 704, in extract_info
ie_result = ie.extract(url)
File "/usr/lib/python3.6/site-packages/youtube_dl/extractor/common.py", line 427, in extract
ie_result = self._real_extract(url)
File "/usr/lib/python3.6/site-packages/youtube_dl/extractor/generic.py", line 2604, in _real_extract
raise UnsupportedError(url)
youtube_dl.utils.UnsupportedError: Unsupported URL: http://www.24video.tube/video/view/2363750