client: websocket waiting for result on call missed due to belated NewBlock event; remove redundant check
client: websocket waiting for result on call missed due to belated NewBlock event; remove redundant check

eris-ltd/eris-db,benjaminbollen/eris-db,benjaminbollen/burrow,benjaminbollen/eris-db,eris-ltd/eris-db,silasdavis/burrow,silasdavis/burrow,silasdavis/burrow,benjaminbollen/burrow