Created by: Leonidaz
...der for templating
- added storage of item in data('ta-data-value') instead of attr('data-value') to accomodate for item objects like json (vs item as string)
- add valKey to defaults to accommodate item as object (vs item as string)
- for dev added jshint asi: true to disable semicolor checker of jslint
- added destroy method with teardown
- added stoplisten method to off events (called by destroy)
- added .typeahead.instance namespace to events for easy removal e.g. focus.typeahead.instance
- added override for render and select methods to provide custom template