Make judge event internal.

Assets/Cryville/Crtr/Judge.cs

@@ -11,7 +11,7 @@ using System.Text.Formatting;
 using UnsafeIL;
 
 namespace Cryville.Crtr {
-	public struct JudgeEvent {
+	internal struct JudgeEvent {
 		public double StartTime { get; set; }
 		public double EndTime { get; set; }
 		public double StartClip { get; set; }
@@ -20,7 +20,7 @@ namespace Cryville.Crtr {
 		public JudgeDefinition Definition { get; set; }
 		public NoteHandler Handler { get; set; }
 	}
-	public interface IJudge {
+	internal interface IJudge {
 		bool Pass(JudgeEvent ev, float time, Identifier[] ids, int depth);
 		void UpdateScore(ScoreOperation op, PdtExpression exp);
 	}