Change dialogue app's vumi_app.js to use the new ChoiceState accept_labels option
Add dialogue app test to ensure we are using the new ChoiceState 'accept_labels' option properly
Merge branch 'develop' into feature/issue-714-for-dialogues-accept-both-the-number-and-text-response-by-default
Merge branch 'feature/issue-714-for-dialogues-accept-both-the-number-and-text-response-by-default' into develop