Revert "Remove one argument of Requester.request"

We will need it soon for all url parameters not yet used

This reverts commit 9fa4e8ff5e.

Conflicts:

	codegen/templates/GithubObject.MethodBody.DoRequest.py
		src/github/Organization.py

src/github/GitRef.py

@@ -27,6 +27,7 @@ class GitRef( object ):
         status, headers, data = self.__requester.request(
             "DELETE",
             str( self.url ),
+            None,
             None
         )
 
@@ -42,6 +43,7 @@ class GitRef( object ):
         status, headers, data = self.__requester.request(
             "PATCH",
             str( self.url ),
+            None,
             post_parameters
         )
         self.__useAttributes( data )