%$$%                    Render operator.
add_owm_tiles           Add owm tiles to leaflet map.
add_weather             Add weather data to leaflet map.
cbind_weather           Flatten weather column in data frame.
                        (DEPRECATED)
find_cities_by_bbox     Find cities by bounding box.
find_cities_by_geo_point
                        Find cities by geo point.
find_city               Find city by name or coordinates.
flatten                 Flatten list. (DEPRECATED)
flatten_weather         Parse weather column to (single) data frame.
                        (DEPRECATED)
get_current             Get current weather data for given city.
get_current_for_group   Get current weather data for multiple cities.
get_forecast            Get 3h forecast data.
get_forecast_daily      Get daily forecast data up to 16 days.
get_icon_url            Get icon url.
owm_cities              owm city list containing ids and coordinates of
                        cities.
owm_layers              List of available owm weather map layers.
owmr                    owmr - An R interface to access
                        OpenWeatherMap's API
owmr_as_tibble          Parse owmr response to tibble.
owmr_settings           owmr settings.
parse_columns           Apply functions to columns.
remove_prefix           Remove prefices from column names.
search_city_list        Look up coordinates and city id in owm's city
                        list.
tidy_up                 Tidy up owm data. (DEPRECATED)
tidy_up_                Tidy up owm data. (DEPRECATED)
use_underscore          Substitute dots in column names with
                        underscores.
