Spark weather example

To synchronize the logic the average data from GlobalTemperatures.csv is used because other files didn't contain min and max values.

Build with command: sbt package

Then run:

YOUR_SPARK_HOME/bin/spark-submit

--class "WeatherExample" --master local[4] target/scala-2.11/spark-weather_2.11-1.0.jar path/to/files/with/weather/stats path/where/parquet/should/be/stored