Refactoring Result object

src/main/java/no/bioforsk/vips/model/roughagenutritionmodel/RoughageNutritionModel.java

@@ -112,7 +112,7 @@ public class RoughageNutritionModel implements Model {
         while(resultMatrix.getValueLabelsForDate(resultDate) != null)
         {
             Result result = new ResultImpl();
-            result.setResultValidTime(resultDate);
+            result.setValidTimeStart(resultDate);
             for(String label:resultMatrix.getValueLabelsForDate(resultDate))
             {
                 result.setValue(this.getModelId().toString(), label, resultMatrix.getDefaultFormattedDoubleValue(resultDate, label));