bug report: https://www.aparat.com/ change their code

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Hello
https://www.aparat.com/ is change they code and i get error when write below command

youtube-dl -v https://www.aparat.com/v/bNtr7
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'-v', u'https://www.aparat.com/v/bNtr7']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2018.10.29
[debug] Python version 2.7.12 (CPython) - Linux-4.15.0-36-generic-x86_64-with-Ubuntu-16.04-xenial
[debug] exe versions: ffmpeg 2.8.15-0ubuntu0.16.04.1, ffprobe 2.8.15-0ubuntu0.16.04.1
[debug] Proxy map: {}
[Aparat] bNtr7: Downloading webpage
ERROR: Unable to extract title; 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/local/lib/python2.7/dist-packages/youtube_dl/YoutubeDL.py", line 792, in extract_info
ie_result = ie.extract(url)
File "/usr/local/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 508, in extract
ie_result = self._real_extract(url)
File "/usr/local/lib/python2.7/dist-packages/youtube_dl/extractor/aparat.py", line 37, in _real_extract
title = self._search_regex(r'\s+title:\s*"([^"]+)"', webpage, 'title')
File "/usr/local/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 978, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract title; 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.

in file /youtube_dl/extractor/aparat.py i get error because of change aparat.com code.
i invidually fix this bug and i will send pull request to fix this bug.

thanks