Merge und Artikel- und Warenkorb-Methoden hinzugefügt
Merge branch 'master' of
https://github.com/ChristofTorres/eShop-Server.git

Conflicts:
	eShop Server/SHOP_A.ser
	eShop Server/SHOP_K.ser
	eShop Server/src/shop/server/net/ClientRequestProcessor.java