Fix error - there is no angular.extend method.
Fix error - there is no angular.extend method.

iQuarK/client-web-app.js,blinkboxbooks/client-web-app.js,blinkboxbooks/client-web-app.js,iQuarK/client-web-app.js,iQuarK/client-web-app.js,iQuarK/client-web-app.js