v3 trade_service urls (#109)
v3 trade_service urls (#109)

* Old endpoint: "/api/v1/historicalTrades" replaced with a new endpoint: "/api/v3/historicalTrades" according to documentation: "Old Trade Lookup (MARKET_DATA)"

* Old endpoint: "/api/v1/aggTrades" replaced with a new endpoint: "/api/v3/aggTrades" according to documentation: "Compressed/Aggregate Trades"

Co-authored-by: adshao <ab1091a9b6a2d3813165b7c71ce732966b780848@gmail.com>

adshao/go-binance