Confirm button stuff-- pooleli kõik
Merge branch 'master' of https://github.com/Slicey4/homework_3

Conflicts:
	POS/bin/ee/ut/math/tvt/salessystem/ui/panels/PurchaseItemPanel$1.class
	POS/bin/ee/ut/math/tvt/salessystem/ui/panels/PurchaseItemPanel$2.class
	POS/bin/ee/ut/math/tvt/salessystem/ui/panels/PurchaseItemPanel.class
	POS/bin/ee/ut/math/tvt/salessystem/ui/tabs/PurchaseTab$2.class
	POS/bin/ee/ut/math/tvt/salessystem/ui/tabs/PurchaseTab$3.class
	POS/bin/ee/ut/math/tvt/salessystem/ui/tabs/PurchaseTab.class
	POS/src/ee/ut/math/tvt/salessystem/ui/panels/PurchaseItemPanel.java
	POS/src/ee/ut/math/tvt/salessystem/ui/tabs/PurchaseTab.java