Add an extractor for syfy.com

It uses theplatfrom.com, which has been updated to work with f4m manifests

youtube_dl/extractor/syfy.py

@@ -0,0 +1,30 @@
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+
+
+class SyfyIE(InfoExtractor):
+    _VALID_URL = r'https?://www\.syfy\.com/videos/.+?vid:(?P<id>\d+)'
+
+    _TEST = {
+        'url': 'http://www.syfy.com/videos/Robot%20Combat%20League/Behind%20the%20Scenes/vid:2631458',
+        'info_dict': {
+            'id': 'NmqMrGnXvmO1',
+            'ext': 'flv',
+            'title': 'George Lucas has Advice for his Daughter',
+            'description': 'Listen to what insights George Lucas give his daughter Amanda.',
+        },
+        'params': {
+            # f4m download
+            'skip_download': True,
+        },
+        'add_ie': ['ThePlatform'],
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+        webpage = self._download_webpage(url, video_id)
+        return self.url_result(self._og_search_video_url(webpage))