*Changed method stubs for DBAddOrder, DBEditOrder, and DBGetOrder in DatabaseManagerOrders.cs
*Filled out CheckOrder method in Employee.cs
*Filled out ValidateOrder method in Manager.cs
*Filled out AddOrder, EditOrder, AddPayment, and EditPayment in Sales.cs
Merge branch 'master' of https://github.com/scooper29/CIS470-WSC

Conflicts:
	WSCAutomationLib/Employees/Manager.cs