Adds default task, so you can do Run options: --seed 64074

# Running tests:

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Finished tests in 0.000694s, 1440.9222 tests/s, 1440.9222 assertions/s.

1 tests, 1 assertions, 0 failures, 0 errors, 0 skips and get tests going
Nicer bin fine, plus CLI help
OCD
Update ricojson