Add MM.Listener.convertLanguageToISO6392 static function
Add documentation for language param of text entry
Use convertLanguageToISO6392 to set text entry language for session listener
Address CR feedback
Merge branch 'develop' into feature/text-entry-lang

Conflicts:
	dist/sdk/mindmeld-js-sdk.zip
	dist/sdk/mindmeld.min.js
	dist/widgets/searchWidget/mindmeldSearchWidget.js
	dist/widgets/voiceNavigator/modal/modal.js
	dist/widgets/voiceNavigator/modal/modal.min.js
Merge pull request #5 from expectlabs/feature/text-entry-lang

Feature/text entry lang