Add warning if check does not exist

Plugins/Mineplex.Core/src/mineplex/core/antihack/AntiHack.java

@@ -597,6 +597,9 @@ public class AntiHack extends MiniPlugin
 	private IChatBaseComponent getMinimalMessage(MajorViolationCommand violation)
 	{
 		Class<? extends Check> checkType = CheckManager.getCheckBySimpleName(violation.getHackType());
+		if (!CHECKS.containsKey(checkType)) {
+			System.out.println("Warning: Unknown check type '" + violation.getHackType() + "' " + checkType);
+		}
 		IChatBaseComponent component = new ChatComponentText("")
 				.addSibling(
 						new ChatComponentText("A")