message: Fix issue with starting using mnemonic in zcoin.conf
diff: #include "hdmint/tracker.h"
  #include <assert.h>
  +#include <boost/algorithm/string.hpp>
  #include <boost/algorithm/string/replace.hpp>
  #include <boost/filesystem.hpp>
  #include <boost/thread.hpp>
  @@ -1703,6 +1704,9 @@ void CWallet::GenerateNewMnemonic()
  std::string mnemonic = GetArg("-mnemonic", "");
  std::string mnemonicPassphrase = GetArg("-mnemonicpassphrase", "");
  + //remove trailing string identifiers
  + boost::algorithm::trim_if(mnemonic, [](char c){return c=='\"' || c=='\'';});
  + boost::algorithm::trim_if(mnemonicPassphrase, [](char c){return c=='\"' || c=='\'';});
  //Use 24 words by default;
  bool use12Words = GetBoolArg("-use12", false);
  mnContainer.Set12Words(use12Words);
  