[update] Добавлен Difference

update/burrido.ts

@@ -12,10 +12,10 @@ Update.Do = Do;
 
 declare module "./" {
   interface UpdateStatic {
-    Do<State, Result>(iter: () => IterableIterator<Update<any, any>>): Update<State, Result>;
+    Do<State, Result>(iter: () => IterableIterator<Update<Error, any, any>>): Update<Error, State, Result>;
   }
-  interface BoundStatics<State> {
-    Do<Result>(iter: () => IterableIterator<Update<any, any>>): Update<State, Result>;
+  interface BoundStatics<Error, State> {
+    Do<Result>(iter: () => IterableIterator<Update<Error, any, any>>): Update<Error, State, Result>;
   }
 }