Added some extra options to Weather Underground component and organized option list in alphabetical order (#1418)

* Added some extra options to Weather Underground component and organized option in alphabetical order

* Added location and elevation options

source/_components/sensor.wunderground.markdown

@@ -28,34 +28,45 @@ sensor:
   - platform: wunderground
     api_key: your_api_key
     monitored_conditions:
-      - weather
-      - temp_f
-      - temp_c
-      - station_id
+      - alerts
+      - dewpoint_c
+      - dewpoint_f
+      - dewpoint_string
       - feelslike_c
       - feelslike_f
       - feelslike_string
       - heat_index_c
       - heat_index_f
       - heat_index_string
-      - dewpoint_c
-      - dewpoint_f
-      - dewpoint_string
-      - wind_kph
-      - wind_mph
-      - UV
-      - pressure_in
-      - pressure_mb
-      - wind_dir
-      - wind_string
-      - relative_humidity
-      - visibility_mi
-      - visibility_km
+      - elevation
+      - location
+      - observation_time
+      - precip_1hr_in
+      - precip_1hr_metric
+      - precip_1hr_string
       - precip_today_in
       - precip_today_metric
       - precip_today_string
+      - pressure_in
+      - pressure_mb
+      - pressure_trend
+      - relative_humidity
+      - station_id
       - solarradiation
-      - alerts
+      - temperature_string
+      - temp_c
+      - temp_f
+      - UV
+      - visibility_km
+      - visibility_mi
+      - weather
+      - wind_degrees
+      - wind_dir
+      - wind_gust_kph
+      - wind_gust_mph
+      - wind_kph
+      - wind_mph
+      - wind_string
 
 ```
 
@@ -63,34 +74,42 @@ Configuration variables:
 - **api_key** (Required): See above.
 - **pws_id** (Optional): You can enter a Personal Weather Station ID. The current list of Wunderground PWS stations is available [here](https://www.wunderground.com/weatherstation/ListStations.asp). If you do not enter a PWS ID, the current location information (latitude and longitude) from your `configuration.yaml` will be used to display weather conditions. 
 - **monitored_conditions** array (*Required*): Conditions to display in the frontend. The following conditions can be monitored.
-  - **weather**: A human-readable text summary with picture from Wunderground.
-  - **temp_f**: Current temperature in Fahrenheit
-  - **temp_c**: Current temperature in Celsius
-  - **station_id**: Your personal weather station (PWS) ID
+  - **alerts**: Current severe weather advisories
+  - **dewpoint_c**: Temperature in Celsius below which water droplets begin to condense and dew can form
+  - **dewpoint_f**: Temperature in Fahrenheit below which water droplets begin to condense and dew can form
+  - **dewpoint_string**: Text summary of dew point
   - **feelslike_c**: Feels like (or apparent) temperature in Celsius
   - **feelslike_f**: Feels like (or apparent) temperature in Fahrenheit
   - **feelslike_string**: Text summary of how the current temperature feels like
   - **heat_index_c**: Heat index (combined effects of the temperature and humidity of the air) in Celsius
   - **heat_index_f**: Heat index (combined effects of the temperature and humidity of the air) in Fahrenheit
   - **heat_index_string**: Text summary of current heat index
-  - **dewpoint_c**: Temperature in Celsius below which water droplets begin to condense and dew can form
-  - **dewpoint_f**: Temperature in Fahrenheit below which water droplets begin to condense and dew can form
-  - **dewpoint_string**: Text summary of dew point
-  - **wind_kph**: Current wind speed in kph
-  - **wind_mph**: Current wind speed in mph
-  - **UV**: Current levels of UV radiation. See [here](https://www.wunderground.com/resources/health/uvindex.asp) for explanation.
-  - **pressure_in**: Atmospheric air pressure in inches
-  - **pressure_mb**: Atmospheric air pressure in millibars
-  - **wind_dir**: Wind direction
-  - **wind_string**: Text summary of current wind conditions
-  - **relative_humidity**: Relative humidity
-  - **visibility_mi**: Average visibility in miles
-  - **visibility_km**: Average visibility in km
+  - **elevation**: Elevation in feet
+  - **location**: City and State
+  - **observation_time**: Text summary of observation time
   - **precip_today_in**: Total precipitation in inches
   - **precip_today_metric**: Total precipitation in metric units
   - **precip_today_string**: Text summary of precipitation today
+  - **pressure_in**: Atmospheric air pressure in inches
+  - **pressure_mb**: Atmospheric air pressure in millibars
+  - **pressure_trend**: Atmospheric air presure trend signal (+/-)
+  - **relative_humidity**: Relative humidity
+  - **station_id**: Your personal weather station (PWS) ID
   - **solarradiation**: Current levels of solar radiation
-  - **alerts**: Current severe weather advisories
+  - **temperature_string**: Temperature text combinding Fahrenheit and Celsius
+  - **temp_c**: Current temperature in Celsius
+  - **temp_f**: Current temperature in Fahrenheit
+  - **UV**: Current levels of UV radiation. See [here](https://www.wunderground.com/resources/health/uvindex.asp) for explanation.
+  - **visibility_km**: Average visibility in km
+  - **visibility_mi**: Average visibility in miles
+  - **weather**: A human-readable text summary with picture from Wunderground.
+  - **wind_degrees**: Wind degrees
+  - **wind_dir**: Wind direction
+  - **wind_gust_kph**: Wind gusts speed in kph
+  - **wind_gust_mph**: Wind gusts speed in mph
+  - **wind_kph**: Current wind speed in kph
+  - **wind_mph**: Current wind speed in mph
+  - **wind_string**: Text summary of current wind conditions
 
 All the conditions listed above will be updated each 5 minutes with exception of `alerts` that will be updated each 15 minutes by default.