lots of changes
lots of changes

- using beaufort for wind speed, so requiring windspeed.php
- mv index.php get.php
- replaced and added a few weather emoji for the summary
- event availability is now "free" (don't show as busy)
- using the "Conditions" to determine precipitation_icon when temp_min>0
- choice between one weather icon (calculates averages) or multiple emoji using a URL param
- moonphase icons and short description (using external lib)
- wind direction as emoji
allanlaal/weather-calendar-feed