DefaultValuesFilter improve handling for JSON-null valuesAvoid trying to cast values if default value is JSONObject.NULL whichlead to unnecessary IllegalArgumentException before this fix.Improved (and fixed) DefaultValuesFilterTest359229 (commit: 6ce5571)
ChartTableControl: Fix JSON default value for chartTypeCaused warnings when conerting to JSON: Could not cast value 'bar' todefault value type 'java.lang.Integer' for property 'chartType'359229 (commit: 0f4b601)