Fixes service updates not restoring the comms key

TGServerService/App.config

@@ -61,6 +61,9 @@
             <setting name="SettingsVersion" serializeAs="String">
                 <value>0</value>
             </setting>
+            <setting name="ReattachCommsKey" serializeAs="String">
+                <value />
+            </setting>
         </TGServerService.Properties.Settings>
     </userSettings>
 </configuration>

TGServerService/DreamDaemon.cs

@@ -53,6 +53,7 @@ namespace TGServerService
 
 					RestartInProgress = true;
 					currentPort = Properties.Settings.Default.ReattachPort;
+					serviceCommsKey = Properties.Settings.Default.ReattachCommsKey;
 					currentStatus = TGDreamDaemonStatus.Online;
 					DDWatchdog = new Thread(new ThreadStart(Watchdog));
 					DDWatchdog.Start();
@@ -270,6 +271,7 @@ namespace TGServerService
 					{
 						Properties.Settings.Default.ReattachPID = Proc.Id;
 						Properties.Settings.Default.ReattachPort = currentPort;
+						Properties.Settings.Default.ReattachCommsKey = serviceCommsKey;
 						RestartInProgress = true;
 					}
 					Proc.Close();

TGServerService/Properties/Settings.Designer.cs

@@ -226,5 +226,17 @@ namespace TGServerService.Properties {
                 this["SettingsVersion"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("")]
+        public string ReattachCommsKey {
+            get {
+                return ((string)(this["ReattachCommsKey"]));
+            }
+            set {
+                this["ReattachCommsKey"] = value;
+            }
+        }
     }
 }

TGServerService/Properties/Settings.settings

@@ -53,5 +53,8 @@
     <Setting Name="SettingsVersion" Type="System.Int32" Scope="User">
       <Value Profile="(Default)">0</Value>
     </Setting>
+    <Setting Name="ReattachCommsKey" Type="System.String" Scope="User">
+      <Value Profile="(Default)" />
+    </Setting>
   </Settings>
 </SettingsFile>