Fix updating pindexBestHeader and setBlockIndexCandidates
Fix updating pindexBestHeader and setBlockIndexCandidates

nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official