Change wording
Prepare for production
Prepare environment for testing MainCtrl
Add tests for initializers and createTodo
Write a test for deleteTodo
Extract .submitting to a finally callback
Substitute  calls with shorthands
Disable inputs when updating todos
Cancel editing others and add tests
Disable when submitting a new todo
Build for production
Add server error handling for delete and create
Add server error handling for update
Handle server errors while toggling 'completed'
Catch backend error while querying
Extract backend error message to angular value
Process backend errors in login controller
Prepare for deployment