Admins can get a list of the StationEvents (#1670)

* -GetStationEventsMsg
-Fixed random in events help

* Don't send on connect

* Delete StationEvents on disconnect

* Resolve IClientNetManager when needed

* :smilethink:

* Remove setter

* Removed unused imports

* Don't resolve twice

* Add Event

Content.Shared/StationEvents/SharedStationEvent.cs

@@ -0,0 +1,46 @@
+using Lidgren.Network;
+using Robust.Shared.Interfaces.Network;
+using Robust.Shared.Interfaces.Serialization;
+using Robust.Shared.IoC;
+using Robust.Shared.Network;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+namespace Content.Shared.StationEvents
+{
+    public class SharedStationEvent
+    {
+        public class MsgGetStationEvents : NetMessage
+        {
+            #region REQUIRED
+
+            public const MsgGroups GROUP = MsgGroups.Command;
+            public const string NAME = nameof(MsgGetStationEvents);
+            public MsgGetStationEvents(INetChannel channel) : base(NAME, GROUP) { }
+
+            #endregion
+            public List<string> Events;
+            public override void ReadFromBuffer(NetIncomingMessage buffer)
+            {
+                var serializer = IoCManager.Resolve<IRobustSerializer>();
+                var length = buffer.ReadVariableInt32();
+                using var stream = buffer.ReadAsStream(length);
+                Events = serializer.Deserialize<List<string>>(stream);
+            }
+
+            public override void WriteToBuffer(NetOutgoingMessage buffer)
+            {
+                var serializer = IoCManager.Resolve<IRobustSerializer>();
+                using (var stream = new MemoryStream())
+                {
+                    serializer.Serialize(stream, Events);
+                    buffer.WriteVariableInt32((int)stream.Length);
+                    stream.TryGetBuffer(out var segment);
+                    buffer.Write(segment);
+                }
+            }
+        }
+    }
+}