Now contains two different projects: task1 (POS) and task2(lab6-refactoring-POS).
Renamed projects. Added junit library.
Added test to build.xml. Initial random test for testing.
Task 1 list of tests done. One more model must be covered with unit tests.
Task 2: all done except code cleanup.
Task1:
Model usage for purchase is now in DomainController (from PurchaseTab).
When checking warehouse stock in PurchaseItemPanel, model methods are used to check if warehouse is empty.
Added getQuantityInPurchase method to PurchaseInfoTableModel to be able to test more stuff.
Console can now be used to do purchases.
build.xml:
Added test.startdb; for junit testing
Stockitem.java:
Added equals method for checking if stockitems have same values.
HibernateUitl.java:
Added validationQuery for checkinf if db connection is alive.
StockItemTest.java:
Added test for equals method.
HibernateDataServiceTest: work in progress.
HibernateDataServiceTest - done
AcceptedOrder, SoldItem
constructor with id param
HibernateDataService:
added method to get table identity
task2: refactoring
removed dead code using UCDetector
Removed task 2 to build folder contents.
Task 2:
Organized imports. Updated gitignore.
Task2: Removed bin contents.
Payingwindow works properly  now.
intellij stuff
Organized imports.
Put hibernate related classes into one package.
Disabled hibernate show_sql.
AcceptedOrder items now cascade.
HibernateDataService now uses session methods to update database.
Fixed PurchaseInfoTableModel.addItem()
Changed stocktab additem layout
Refactoring.
Fixed a bug where solditem sum value was not updated.
Merge branch 'development'

Conflicts:
	src/ee/ut/math/tvt/salessystem/domain/data/SoldItem.java
	src/ee/ut/math/tvt/salessystem/hibernate/usertypes/SimpleDoublePropertyUserType.java
	task1/src/ee/ut/math/tvt/salessystem/domain/controller/impl/SalesDomainControllerImpl.java
	task1/src/ee/ut/math/tvt/salessystem/domain/data/StockItem.java
	task1/src/ee/ut/math/tvt/salessystem/hibernate/HibernateDataService.java
	task1/src/ee/ut/math/tvt/salessystem/ui/model/StockTableModel.java