2022-01-12 1.修复计算溢出问题，无法写配置问题

JLChen

2022-01-12 56bbd33ccbc6ddc457bf96b7a6842f9a07aebbe7

 Crabtree/SmartHome/UI/SimpleControl/Phone/Guide/GuideAddGateway.cs

@@ -295,7 +295,13 @@
                                var bingResidenceIdBytes = Control.ControlBytesSendHasReturn (Command.Read_APP_Data_STORE_1D5C_CMD, common.SubnetID, common.DeviceID, new byte [] { });
                                if (bingResidenceIdBytes == null) {
                                    Application.RunOnMainThread (() => {
                                        new Alert ("", "No response from gateway. Please make sure the gateway is online and its firmware is up to date.", Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                        try {
                                            if (inThisView) {
                                                new Alert ("", "No response from gateway. Please make sure the gateway is online and its firmware is up to date.", Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                            }
                                        } catch {

                                        }
                                    });
                                }
                                int bingResideceId = 0;
@@ -303,11 +309,10 @@
                                    bingResideceId += (int)(bingResidenceIdBytes [i] * Math.Pow (256, 3 - i));
                                }
                                if (bingResideceId != UserConfig.Instance.CurrentRegion.RegionID && bingResideceId != 0) {
//#if DEBUG
//                                    Control.ControlBytesSendHasReturn (Command.Write_APP_Data_STORE_1D5E_CMD, common.SubnetID, common.DeviceID, new byte [] { 0, 0, 0, 0 });
//#endif
                                    Application.RunOnMainThread (() => {
                                        new Alert ("", "This gateway has been bound to a residence, please reset it before binding to another residence.", Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                        if (inThisView) {
                                            new Alert ("", "This gateway has been bound to a residence, please reset it before binding to another residence.", Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                        }
                                    });
                                } else {
                                    goNext = true;