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/btse/btse_websocket.go

@@ -282,6 +282,7 @@ func (b *BTSE) wsHandleData(respRaw []byte) error {
 		newOB.AssetType = a
 		newOB.ExchangeName = b.Name
 		orderbook.Reverse(newOB.Asks) // Reverse asks for correct alignment
+		newOB.VerificationBypass = b.OrderbookVerificationBypass
 		err = b.Websocket.Orderbook.LoadSnapshot(&newOB)
 		if err != nil {
 			return err

exchanges/btse/btse_wrapper.go

@@ -184,8 +184,8 @@ func (b *BTSE) Setup(exch *config.ExchangeConfig) error {
 		UnSubscriber:                     b.Unsubscribe,
 		GenerateSubscriptions:            b.GenerateDefaultSubscriptions,
 		Features:                         &b.Features.Supports.WebsocketCapabilities,
-		OrderbookBufferLimit:             exch.WebsocketOrderbookBufferLimit,
-		BufferEnabled:                    exch.WebsocketOrderbookBufferEnabled,
+		OrderbookBufferLimit:             exch.OrderbookConfig.WebsocketBufferLimit,
+		BufferEnabled:                    exch.OrderbookConfig.WebsocketBufferEnabled,
 	})
 	if err != nil {
 		return err
@@ -319,7 +319,12 @@ func (b *BTSE) FetchOrderbook(p currency.Pair, assetType asset.Item) (*orderbook
 
 // UpdateOrderbook updates and returns the orderbook for a currency pair
 func (b *BTSE) UpdateOrderbook(p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
-	book := &orderbook.Base{ExchangeName: b.Name, Pair: p, AssetType: assetType}
+	book := &orderbook.Base{
+		ExchangeName:       b.Name,
+		Pair:               p,
+		AssetType:          assetType,
+		VerificationBypass: b.OrderbookVerificationBypass,
+	}
 	fPair, err := b.FormatExchangeCurrency(p, assetType)
 	if err != nil {
 		return book, err