list tweaks

src/main/java/carpet/script/value/GlobalValue.java

@@ -1,7 +1,5 @@
 package carpet.script.value;
 
-import carpet.script.exception.InternalExpressionException;
-
 public class GlobalValue extends Value
 {
     public GlobalValue(Value variable)
@@ -21,10 +19,4 @@ public class GlobalValue extends Value
     {
         return false;
     }
-
-    @Override
-    public String getTypeString()
-    {
-        throw new InternalExpressionException("How did you get here? Cannot get type of an internal struct.");
-    }
 }