[skip travis] renaming

to avoid using same folder when using pip install for example

youtube_dl/extractor/unity.py

@@ -1,32 +0,0 @@
-from __future__ import unicode_literals
-
-from .common import InfoExtractor
-from .youtube import YoutubeIE
-
-
-class UnityIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?unity3d\.com/learn/tutorials/(?:[^/]+/)*(?P<id>[^/?#&]+)'
-    _TESTS = [{
-        'url': 'https://unity3d.com/learn/tutorials/topics/animation/animate-anything-mecanim',
-        'info_dict': {
-            'id': 'jWuNtik0C8E',
-            'ext': 'mp4',
-            'title': 'Live Training 22nd September 2014 -  Animate Anything',
-            'description': 'md5:e54913114bd45a554c56cdde7669636e',
-            'duration': 2893,
-            'uploader': 'Unity',
-            'uploader_id': 'Unity3D',
-            'upload_date': '20140926',
-        }
-    }, {
-        'url': 'https://unity3d.com/learn/tutorials/projects/2d-ufo-tutorial/following-player-camera?playlist=25844',
-        'only_matching': True,
-    }]
-
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
-        youtube_id = self._search_regex(
-            r'data-video-id="([_0-9a-zA-Z-]+)"',
-            webpage, 'youtube ID')
-        return self.url_result(youtube_id, ie=YoutubeIE.ie_key(), video_id=video_id)