cleanup

data-store/src/main/java/org/lucares/pdb/datastore/lang/QueryLanguage.java

@@ -70,16 +70,6 @@ public class QueryLanguage {
 
 				stack.push(new Terminal(ctx.getText(), line, startIndex, stopIndex));
 			}
-// TODO remove
-//			@Override
-//			public void exitPropertyExpression(final PropertyExpressionContext ctx) {
-//				// System.out.println("property expression");
-//
-//				final Expression value = stack.pop();
-//				final Terminal property = (Terminal) stack.pop();
-//
-//				stack.push(new Property(property.getValue(), (Terminal) value));
-//			}
 
 			@Override
 			public void exitNotExpression(final NotExpressionContext ctx) {