xchange-5.1.49

[Kucoin-Stream] Fix xchange version

xchange-5.1.48

Merge branch 'binance-futures' into latest

# Conflicts:
#	xchange-stream-okex/src/main/java/info/bitrich/xchangestream/okex/OkexStreamingExchange.java

xchange-5.1.47

Merge branch 'kraken-futures' into latest

xchange-5.1.46

Merge branch 'kraken-futures' into latest

xchange-5.1.45

[dydx] Add support for date based call for tradehistory

xchange-5.1.44

Merge branch 'kraken-futures' into latest