This function creates a vosonSML::Authenticate credential object with twitter app consumer keys
and interactive web authorization. rtweet::create_token is used to create the access token and the properties
type and created are added to the credential object to assist with VOSONDash token management.
createTwitterWebToken(app_name, keys)Character string. Twitter app name.
List. Named list of twitter app API keys.
A vosonSML twitter credential object.