ABU should initialize missing budget entries to one day of nominal monthly budget

When an SE campaign is deployed, it is assigned a budget of one day of nominal monthly budget. No entry for the actual daily budget is made in the DB. If accrual is paused, ABU will create an entry for the first day with a budget of 0. Since accrual is off, the next day will also have a budget of 0. Since the budget doesn't change, the campaign budget in AdWords isn't updated and is left with its one day budget.