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Also started using slices of pointers instead of slices of structs. This
is useful especially in the case of adding to the list of replies of a
comment. If the comment is a plain old struct (non-pointer), the change
wouldn't happen

Signed-off-by: Vartan Benohanian <vartanbeno@gmail.com>

comment_test.go

@@ -36,8 +36,6 @@ var expectedCommentSubmitOrEdit = &Comment{
 	Edited: &Timestamp{time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC)},
 
 	PostID: "t3_link1",
-
-	Replies: &Replies{},
 }
 
 func TestCommentService_Submit(t *testing.T) {