message: [Trivial] Cleaning not used pCheckpointCache.
diff: @@ -110,7 +110,6 @@ CBlockIndex* GetChainTip()
  return mapBlockIndex.at(p->GetBlockHash());
  }
  -std::pair<int, std::pair<uint256, uint256> > pCheckpointCache;
  CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn, CWallet* pwallet, bool fProofOfStake)
  {
  CReserveKey reservekey(pwallet);
  