Add GenericToken.getKind() to interface

pmd-scala-modules/pmd-scala-common/src/main/java/net/sourceforge/pmd/cpd/ScalaTokenAdapter.java

@@ -56,6 +56,11 @@ public class ScalaTokenAdapter implements GenericToken {
         return token.pos().endColumn() + 1;
     }
 
+    @Override
+    public int getKind() {
+        throw new UnsupportedOperationException();
+    }
+
     @Override
     public String toString() {
         return "ScalaTokenAdapter{"