Pavel Chertalev

#502 issue fix Batch resubscribing has been implemented

Sometimes Bitfinex pushes unparsable messages: 2019-08-28 12:10:46.585 ERROR nioEventLoopGroup-2-1 bitfinex.BitfinexStreamingService Cannot parse channel from message: {"event":"error","msg":"auth: dup","code":10100} It cause officious message in the logs