Small fix for block explorer
Small fix for block explorer

spreadcoin/mrspread,spreadcoin/mrspread,spreadcoin-project/spreadcoin,spreadcoin/mrspread,spreadcoin/mrspread,spreadcoin/spreadcoin,spreadcoin/spreadcoin,spreadcoin-project/spreadcoin,spreadcoin/spreadcoin,spreadcoin/mrspread,spreadcoin/spreadcoin,spreadcoin-project/spreadcoin,spreadcoin/spreadcoin,spreadcoin-project/spreadcoin