message: Fix rpc help
diff: @@ -2759,11 +2759,11 @@ UniValue mint(const UniValue& params, bool fHelp)
  UniValue mintzerocoin(const UniValue& params, bool fHelp)
  {
  - EnsureZerocoinMintIsAllowed();
  -
  if (fHelp || params.size() != 1)
  throw runtime_error("mintzerocoin <amount>(1,10,25,50,100)\n" + HelpRequiringPassphrase());
  + EnsureZerocoinMintIsAllowed();
  +
  int64_t nAmount = 0;
  libzerocoin::CoinDenomination denomination;
  // Amount
  @@ -2915,8 +2915,6 @@ UniValue mintzerocoinV3(const UniValue& params, bool fHelp)
  UniValue mintmanyzerocoin(const UniValue& params, bool fHelp)
  {
  - EnsureZerocoinMintIsAllowed();
  -
  if (fHelp || params.size() == 0 || params.size() % 2 != 0 || params.size() > 10)
  throw runtime_error(
  "mintmanyzerocoin <denomination>(1,10,25,50,100), numberOfMints, <denomination>(1,10,25,50,100), numberOfMints, ... }\n"
  @@ -2932,6 +2930,8 @@ UniValue mintmanyzerocoin(const UniValue& params, bool fHelp)
  + HelpExampleCli("mintmanyzerocoin", "25 10 50 5")
  );
  + EnsureZerocoinMintIsAllowed();
  +
  UniValue sendTo(UniValue::VOBJ);
  for(size_t i=0; i<params.size(); i+=2){
  