Usage: curl weather.tldr-it.com/<city>[?format=json|xml]

Multi-word cities: use +, _, or %20 for spaces.

Examples:
  curl weather.tldr-it.com/London
  curl weather.tldr-it.com/Brno
  curl weather.tldr-it.com/New+York
  curl weather.tldr-it.com/San_Francisco
  curl 'weather.tldr-it.com/New%20York'
  curl weather.tldr-it.com/Tokyo?format=json
  curl weather.tldr-it.com/Tokyo?format=xml