Cleaned up several classes

src/Discord.Net.Commands/CommandParameter.cs

@@ -0,0 +1,26 @@
+namespace Discord.Commands
+{
+    public enum ParameterType
+    {
+        /// <summary> Catches a single required parameter. </summary>
+        Required,
+        /// <summary> Catches a single optional parameter. </summary>
+        Optional,
+        /// <summary> Catches a zero or more optional parameters. </summary>
+        Multiple,
+        /// <summary> Catches all remaining text as a single optional parameter. </summary>
+        Unparsed
+    }
+    public sealed class CommandParameter
+    {
+        public string Name { get; }
+        public int Id { get; internal set; }
+        public ParameterType Type { get; }
+
+        public CommandParameter(string name, ParameterType type)
+        {
+            Name = name;
+            Type = type;
+        }
+    }
+}