Add variable to give more options to wttr.in in dm-weather
Add weather_opts variable to allow giving more options to wttr.in. For example, 'm' to always get weather in metric units or 'u' to always get weather in US units.
Add weather_opts variable to allow giving more options to wttr.in. For example, 'm' to always get weather in metric units or 'u' to always get weather in US units.