- checks whether parameter string contains either a unix timestamp or a natural language date (e.g. January 1, 2016)
- If so, both the Unix timestamp and the natural language form of the date are returned
- Else, null is returned for both properties
https://polar-beach-99790.herokuapp.com/December%2015,%202015
https://polar-beach-99790.herokuapp.com/1450137600
* Note: The service expects spaces in natural language dates to be percent encoded.
** Note: The service assumes Greenwich Mean Time
{ "natural": "June 4, 1955", "unix": -460018800 }
{ "natural": null, "unix": null }