Merge pull request #412 from FiniteReality/issue/304-v2

Implement configurable command node separators

src/Discord.Net.Commands/CommandServiceConfig.cs

@@ -6,5 +6,7 @@
         public RunMode DefaultRunMode { get; set; } = RunMode.Sync;
         /// <summary> Should commands be case-sensitive? </summary>
         public bool CaseSensitiveCommands { get; set; } = false;
+        /// <summary> The character which splits commands </summary>
+        public char CommandSplitCharacter { get; set; } = ' ';
     }
 }