Get data necessary for submitting Year-To-Date data for paystub in selected quarter.
The method may return list of available pay periods.
Also, one of the periods (for which no data has been entered for selected employee) can be preselected in "Period" field.
The items which can be filled-in are returned in 4 lists: Wage items, Deductions, Taxes and Reimbursements.
Returned items have validity limited to selected pay period - so if necessary, successive calls with different pay period dates
need to be made in order to obtain valid data.
Setup Payroll Wizard State: DataEntry