make addres sync
@@ -183,6 +183,7 @@ pub struct Addr<T: Destination<A>, A> {
}
unsafe impl<A: Actor> Send for Addr<Syn, A> {}
+unsafe impl<A: Actor> Sync for Addr<Syn, A> {}
impl<T: Destination<A>, A> Addr<T, A> {
pub fn new(tx: T::Transport) -> Addr<T, A> {
