fix bug with chat context timestamps not parsing is different machine locales

add disallowed client names to default config
fix ping not working for targets

SharedLibraryCore/Commands/NativeCommands.cs

@@ -1219,6 +1219,11 @@ namespace SharedLibraryCore.Commands
 
         public override Task ExecuteAsync(GameEvent E)
         {
+            if (E.Target == null)
+            {
+                E.Target = E.Owner.GetClientByName(E.Data).FirstOrDefault();
+            }
+
             if (E.Message.IsBroadcastCommand())
             {
                 if (E.Target == null)

SharedLibraryCore/Configuration/DefaultConfiguration.cs

@@ -11,6 +11,7 @@ namespace SharedLibraryCore.Configuration
         public List<string> GlobalRules { get; set; }
         public List<MapConfiguration> Maps { get; set; }
         public List<QuickMessageConfiguration> QuickMessages {get; set;}
+        public List<string> DisallowedClientNames { get; set; }
 
         public IBaseConfiguration Generate() => this;
 

SharedLibraryCore/Services/MetaService.cs

@@ -22,6 +22,12 @@ namespace SharedLibraryCore.Services
         /// <returns></returns>
         public async Task AddPersistentMeta(string metaKey, string metaValue, EFClient client)
         {
+            // this seems to happen if the client disconnects before they've had time to authenticate and be added
+            if (client.ClientId < 1)
+            {
+                return;
+            }
+
             using (var ctx = new DatabaseContext())
             {
                 var existingMeta = await ctx.EFMeta