SITA-CreditCardExampleApp-ObjC

Merge pull request #11 in SITA/sita-creditcardexampleapp-objc from feature/multi_item to develop

* commit 'e6df651e6acdd021d590b860c3a857c304334c33':
  SITA-42 update gitignore
  SITA-42 updated example code for multiple items