added compat_SimpleCookie for compatibility with ytdl

haruhi_dl/compat.py

@@ -28,6 +28,7 @@ import urllib.response as compat_urllib_response
 import http.cookiejar as compat_cookiejar
 compat_cookiejar_Cookie = compat_cookiejar.Cookie
 import http.cookies as compat_cookies
+compat_SimpleCookie = compat_cookies.SimpleCookie
 import html.entities as compat_html_entities
 compat_html_entities_html5 = compat_html_entities.html5
 import http.client as compat_http_client
@@ -148,6 +149,7 @@ __all__ = [
     'compat_HTMLParseError',
     'compat_HTMLParser',
     'compat_HTTPError',
+    'compat_SimpleCookie',
     'compat_Struct',
     'compat_b64decode',
     'compat_basestring',