Preserve semicolons in the path. #215

`urlparse.urlparse` splits the url at semicolons and calls it params. Since
the WSGI doesn't have any special treatment for params, they should be
preserved and passed to the wsgi app. Using `urlparse.urlsplit` to
avoid splitting the params.

gunicorn/http/message.py

@@ -167,7 +167,7 @@ class Request(Message):
 
         # URI
         self.uri = bits[1]
-        parts = urlparse.urlparse(bits[1])
+        parts = urlparse.urlsplit(bits[1])
         self.scheme = parts.scheme or ''
         self.host = parts.netloc or None
         if parts.port is None: