Readme typo

Add a couple tests

Make a TodoListViewModel and factor out logic

Rename to Server

persistence controller take until nil

Work on error handling

Add complete/uncomplete swipe gesture

Use takeUntilNil operator instead of manual disposal

Fix retain cycle

Manually collect and dispose of signal subscriptions on deinit

Saving or canceling the new todo

Fix alert dismissal

Initial DetailTodo vm and vc and adding

Sort by createdAt descending and add completedAt date

Catch and present errors