-`format`: optional; accepts Moment.js [tokens](https://momentjs.com/docs/#/parsing/string-format/); defaults to raw Date object (if supported by output format)
-`date_format`: optional; boolean or Moment.js [tokens](https://momentjs.com/docs/#/parsing/string-format/). If `true` use default locale format.
-`time_format`: optional; boolean or Moment.js [tokens](https://momentjs.com/docs/#/parsing/string-format/). If `true` use default locale format, `false` hides time-picker. Defaults to false.