Bibox error handling

https://biboxcom.github.io/v3/spot/en/#subscribe-to-user-data-to-analyze-the-deal-records

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1.41.77

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1.41.76

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1.41.75

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1.41.74

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1.41.73

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1.41.72

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new private API end point

Phemex has new API end point
/accounts/positions?currency=<currency>
https://github.com/phemex/phemex-api-docs/blob/master/Public-Contract-API-en.md#query-trading-account-and-positions-with-unrealized-pnl

which allows to fetch unrealized PnL, which was not possible before and unPnL had to be calculated on the client side.

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examples/py/bybit-positions.py close ccxt#8420

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gopax fees fix ccxt#8414

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