Moved all Events to a new file. Added welcome message settings and functionality. Possibly few other thigns too.

StarsiegeBot/Commands.cs

@@ -1,4 +1,5 @@
-using System;
+#pragma warning disable IDE0060 // Remove unused parameter
+using System;
 using System.Threading.Tasks;
 using DSharpPlus.CommandsNext;
 using DSharpPlus.CommandsNext.Attributes;