makenotabuggreatagain/stream-spec: executable specification for Stream (make testing streams easy) (evacuated from NSA/Microsoft Github)

Dominic Tarr a962299fb1 implement destroy to satisify spec		12 vuotta sitten
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readable.js	a962299fb1 implement destroy to satisify spec	12 vuotta sitten
writable.js	a962299fb1 implement destroy to satisify spec	12 vuotta sitten