[youku] fix cookie's issue
diff --git a/src/you_get/extractors/youku.py b/src/you_get/extractors/youku.py
index 526693cabf..9e60f22960 100644
--- a/src/you_get/extractors/youku.py
+++ b/src/you_get/extractors/youku.py
@@ -130,6 +130,7 @@ def prepare(self, **kwargs):
             context=ssl.SSLContext(ssl.PROTOCOL_TLSv1))
         cookie_handler = request.HTTPCookieProcessor()
         opener = request.build_opener(ssl_context, cookie_handler)
+        opener.addheaders = [('Cookie','r=fuck_youku')]
         request.install_opener(opener)
 
         assert self.url or self.vid

fix #845 
refer to http://www.cnblogs.com/zhxilin/p/4993074.html

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