[VN] End a continuous listening session when an error is received
Merge branch 'feature/voice-navigator' of github.com:expectlabs/mindmeld-js-sdk into feature/voice-navigator

Conflicts:
	dist/widgets/voiceNavigator/modal/modal.js
	dist/widgets/voiceNavigator/modal/modal.min.js
	dist/widgets/voiceNavigator/widget/widget.js
Add early final results for listener;
[VN] Add mixpanel;