message: Update default change to sender and description for send to address.
diff: @@ -405,14 +405,14 @@ UniValue sendtoaddress(const JSONRPCRequest& request)
  "5. subtractfeefromamount (boolean, optional, default=false) The fee will be deducted from the amount being sent.\n"
  " The recipient will receive less qtum than you enter in the amount field.\n"
  "6. \"senderaddress\" (string, optional) The quantum address that will be used to send money from.\n"
  - "7. \"changeToSender\" (bool, optional, default=true) Return the change to the sender.\n"
  + "7. \"changeToSender\" (bool, optional, default=false) Return the change to the sender.\n"
  "\nResult:\n"
  "\"txid\" (string) The transaction id.\n"
  "\nExamples:\n"
  + HelpExampleCli("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\" 0.1")
  + HelpExampleCli("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\" 0.1 \"donation\" \"seans outpost\"")
  + HelpExampleCli("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\" 0.1 \"\" \"\" true")
  - + HelpExampleRpc("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.1, \"donation\", \"seans outpost\"")
  + + HelpExampleCli("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.1, \"donation\", \"seans outpost\", false, \"QX1GkJdye9WoUnrE2v6ZQhQ72EUVDtGXQX\", true")
  + HelpExampleRpc("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.1, \"donation\", \"seans outpost\"")
  + HelpExampleRpc("sendtoaddress", "\"QM72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.1, \"donation\", \"seans outpost\", false, \"QX1GkJdye9WoUnrE2v6ZQhQ72EUVDtGXQX\", true")
  );
  @@ -449,7 +449,7 @@ UniValue sendtoaddress(const JSONRPCRequest& request)
  fHasSender=true;
  }
  - bool fChangeToSender=true;
  + bool fChangeToSender=false;
  if (request.params.size() > 6){
  fChangeToSender=request.params[6].get_bool();
  }
  