Hitbtcapi

- add deposit address into account transaction history

- add rate limiting

- add default withdraw fee for currency
- add delisted attribute for currency

- fix timeout on place stopLimit order
- change default TimeInForce for market orders for `IOK`, for limit orders default `GTC`
- fix on history orders: filter by symbol, add `price` on a response
- allow set symbol in query parameter for cancel orders
- fix bug with default filter by the timestamp on public trades

- Release SocketAPIv2

- Release APIv2