Ambiata Weather Observations coding exercise.

Done: test data generation and flight stats.
Not done: normalized data output, support for out-of-order records.

generate_test_data.fsx — script for generating test data.
build.fsx — FAKE tasks (Build and RunTests).
AmbiataWeather — main application, --help for usage info.

Before build, open console and invoke paket restore command in the project root to download referenced libraries and tools.