kraken lot size refix

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tidex MGO → WMGO, EMGO → MGO, ccxt#1487

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1.10.846

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kraken handling for EDatabase:Internal error

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Fix EXMO withdraw fee typo

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skip kraken on travis temporarily, until we find a solution for sni w…

…ith py2

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sni for python 2 on travis

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quadrigacx proper error conditional for Python

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transpile special cases for tidex et al

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kucoin: switch off fetchOrders (not implemented)

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