bitmex add support for this.options['api-expires'] fix ccxt#4307

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yobit fetchMyTrades transapilation fix ccxt#4338

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fcoin fetchMyTrades true

ccxt already has worked method fetchOHLCV for fcoin

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Update README.md

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COSS.io banner

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Fix timezone offset direction in Exchange.parse8601()

Positive sign in HH:MM means that we shift the given time back to get
the UTC.  Neagtive sign means the opposite.

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bithumb fetchMarkets edit (type check added)

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bitfinex2 fetchTicker market guard fix ccxt#4327

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binance price precision fix ccxt#4326

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update the Manual on BCH vs BCHABC and BSV vs BCHSV

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