Make LimitingEvaluationListener *static*

json-path/src/main/java/com/jayway/jsonpath/internal/JsonContext.java

@@ -289,7 +289,7 @@ public class JsonContext implements ParseContext, DocumentContext {
         return this;
     }
 
-    private final class LimitingEvaluationListener implements EvaluationListener {
+    private final static class LimitingEvaluationListener implements EvaluationListener {
         final int limit;
 
         private LimitingEvaluationListener(int limit) {