iKurv virker nu, number picker stadig problem med eventet
flyttede number pickeren ud i shopping lsit activityen
lavede en funktion der sletter alle groceriesitem i listen
Numberpicker flytte ud i activity, starter på varens quantity/type, i kurv viker, funktion til at slette alt i kurven lavet (ikke implementeret i actionbar i nu)

Merge remote-tracking branch 'origin/PutIkurvPart2'

Conflicts:
	Final Solution/ShoppingAssistant/ShoppingAssistant/Interfaces/Model_Interfaces/IShoppingList.cs
	Final Solution/ShoppingAssistant/ShoppingAssistant/Model/ShoppingList.cs
	Final Solution/ShoppingAssistant/ShoppingAssistant/UserInterface/ShoppingList/ShoppingListActivity.cs