Exchanges: Add config variable to set bypassing of orderbook verification by exchange (#614)

* Exchanges: Add config variable to set bypassing of orderbook verification

* Exchanges: Consolidate orderbook variables into config struct

* Exchanges: Addr nit; set verification bypass on websocket book implementations

exchanges/hitbtc/hitbtc_websocket.go

@@ -330,6 +330,7 @@ func (h *HitBTC) WsProcessOrderbookSnapshot(ob WsOrderbook) error {
 	newOrderBook.AssetType = asset.Spot
 	newOrderBook.Pair = p
 	newOrderBook.ExchangeName = h.Name
+	newOrderBook.VerificationBypass = h.OrderbookVerificationBypass
 
 	return h.Websocket.Orderbook.LoadSnapshot(&newOrderBook)
 }

exchanges/hitbtc/hitbtc_wrapper.go

@@ -165,8 +165,8 @@ func (h *HitBTC) Setup(exch *config.ExchangeConfig) error {
 		UnSubscriber:                     h.Unsubscribe,
 		GenerateSubscriptions:            h.GenerateDefaultSubscriptions,
 		Features:                         &h.Features.Supports.WebsocketCapabilities,
-		OrderbookBufferLimit:             exch.WebsocketOrderbookBufferLimit,
-		BufferEnabled:                    exch.WebsocketOrderbookBufferEnabled,
+		OrderbookBufferLimit:             exch.OrderbookConfig.WebsocketBufferLimit,
+		BufferEnabled:                    exch.OrderbookConfig.WebsocketBufferEnabled,
 		SortBuffer:                       true,
 		SortBufferByUpdateIDs:            true,
 	})
@@ -366,7 +366,12 @@ func (h *HitBTC) FetchOrderbook(p currency.Pair, assetType asset.Item) (*orderbo
 
 // UpdateOrderbook updates and returns the orderbook for a currency pair
 func (h *HitBTC) UpdateOrderbook(c currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
-	book := &orderbook.Base{ExchangeName: h.Name, Pair: c, AssetType: assetType}
+	book := &orderbook.Base{
+		ExchangeName:       h.Name,
+		Pair:               c,
+		AssetType:          assetType,
+		VerificationBypass: h.OrderbookVerificationBypass,
+	}
 	fpair, err := h.FormatExchangeCurrency(c, assetType)
 	if err != nil {
 		return book, err