ruiokada

/**
* Calculates today's sunrise and sunset hours in local time (or in the given tz) for the given latitude, longitude.
*   The tz parameter is mainly for the possible circumstance that your system timezone does not match the location
*   you are currently at.
*
* Computations are based on the formulas found in:
*   https://en.wikipedia.org/wiki/Julian_day#Converting_Julian_or_Gregorian_calendar_date_to_Julian_Day_Number
*   https://en.wikipedia.org/wiki/Sunrise_equation#Complete_calculation_on_Earth
*
* @method suntimes